Cake Mix Sour Cream Coffee Cake

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Total Time 45 minutes

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Sour cream makes this Coffee Cake super moist and the best part is that it starts with a cake mix. It’s so easy to make, and loaded with lots of cinnamon crumbly goodness. This breakfast cake is an instant crowd pleaser!

If you enjoyed this cake, then you’re sure to enjoy my Cinnamon Coffee Cake, Cinnamon Pecan Coffee Cake, and Good Morning Crumb Cake recipes as well!

A slice of cake mix sour cream coffee cake with a fork on a plate with glasses of milk and another piece of cake on a plate faded in the background.

I love eating cake for breakfast. And I know you know I’m serious because yesterday we chatted about my lack of shame for eating all sorts of debatably inappropriate foods first thing in the morning, such as these Best Baked Apples Recipe (don’t knock it ’til you try it.)

Top view of cake mix sour cream coffee cake in a tray.

But really, cake is on the less-weird list of breakfast foods because while admittedly I have eaten frosted chocolate birthday cake with sprinkles within 17 minutes of waking up, it’s really not that far of a stretch from the towering shortstacks that we all like to down at the local IHOP. Really? Pancakes? We didn’t even try to disguise the name on that one.

Top view of a piece of cake mix sour cream coffee cake on a plate.

At least this coffee cake isn’t smothered in syrup, right?

Instead it’s loaded down with a cinnamon crumble topping. Oh oh oh, and that same crumble topping is rippled right throughout the center of the cake too. Raise your hand if the streusel is your favorite part?? Good. So you all know exactly what I’m talking about when I say there can never be enough streusel.

Pieces of cake mix sour cream coffee cake on small plates with glasses of milk.

I developed this recipe as an easy-to-make totally delicious option for feeding a crowd. When family and friends are coming over, the last thing you want to do is fuss over a labor-intensive breakfast. This cake is just the thing because it starts with a cake mix and just four other ingredients. Easy peasy. And the crumble topping is a cinch to make so the prep takes only 10-15 minutes tops then it’s into the oven. Super moist and loaded with cinnamon crumble, this is an instant favorite!

Close up of a piece of cake mix sour cream coffee cake with a bite on a fork.

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Cake Mix Sour Cream Coffee Cake
4.77 from 248 votes

Cake Mix Sour Cream Coffee Cake

Sour cream makes this Coffee Cake super moist and the best part is that it starts with a cake mix. It's so easy to make, and loaded with lots of cinnamon crumbly goodness. This breakfast cake is an instant crowd pleaser!
Prep: 15 minutes
Cook: 30 minutes
0 minutes
Total: 45 minutes
Servings: 8 servings
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Ingredients 

  • 1 package yellow cake mix, (mix only, not prepared)
  • 1 egg
  • 1 cup sour cream , (may sub plain greek yogurt)
  • ¼ cup butter, melted
  • 1 teaspoon vanilla

Crumble Topping

  • 1 ¼ cups flour
  • cup brown sugar
  • ½ cup sugar
  • ½ teaspoon salt
  • 1 teaspoon cinnamon
  • ½ cup butter (8 tablespoons), chilled and cut into cubes

Instructions 

  • Preheat oven to 350 and grease a 9×13 inch baking dish with cooking spray.
  • First prepare the crumble. Whisk together flour, brown sugar, sugar, salt, and cinnamon. Cut in chilled butter until crumbly. Set aside.
  • Next prepare the cake. Combine cake mix, egg, sour cream, melted butter, and vanilla and mix until combined. It’s okay if the batter still has some lumps.
  • Spread half the cake batter in the bottom of the greased baking dish (see note.) Sprinkle with half of the crumble mixture. Grease a rubber spatula and gently spread the remaining batter over the crumble (this takes a little finessing but it's worth it if you just work with it.) Top with remaining crumble.
  • Bake for 30-35 minutes until an inserted toothpick comes out clean. Serve warm.

Notes

If you don’t want to worry about working with the batter (which is thick) to make the layers, you can spread all of the batter in the pan, then top with all of the crumble and bake as directed.

Nutrition

Calories: 361kcal | Carbohydrates: 47g | Protein: 4g | Fat: 18g | Saturated Fat: 11g | Trans Fat: 1g | Cholesterol: 67mg | Sodium: 291mg | Potassium: 109mg | Fiber: 1g | Sugar: 32g | Vitamin A: 576IU | Vitamin C: 1mg | Calcium: 68mg | Iron: 1mg

Nutrition information is automatically calculated, so should only be used as an approximation.

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Tiffany of Creme de la Crumb in the kitchen

Welcome!

Hey there, I’m Tiffany – chef, photographer, mother, and avid taco eater. I am passionate about turning simple flavors and ingredients into tasty meals the whole family will love, with minimal prep and cleanup so there’s more time to spend eating and enjoying. Stay awhile, and help yourself to a taco or two!

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4.77 from 248 votes (148 ratings without comment)

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219 Comments

  1. Judith Sturm says:

    Just wondering if this could be baked as a bundt cake? Adjustments……..?

  2. Tish says:

    What is the cake mix size you used for that great looking coffee cake? Not many are 18oz these days. The cake mix companies are being sneaky and reduced the size to 16.25 oz.

  3. Kathy says:

    1 star
    Just made this and the aroma is great. The cake is too dry tho’ and the topping is very dry and does not liik like the photos at all. will cut way back on the flour and more butter next time. I think I may have to drizzle butter on top this time just to make it edible.

    1. Debby says:

      5 stars
      I made it and used your advice on how to spread the batter for the layers and it worked great. When I sprinkle the topping all over the layers it was then easier to move the batter and pat it down. Moist lots of flavor.

  4. Kelley Lynch-Craven says:

    5 stars
    I currently have this cake in the oven and it smells delicious! I made mine in a tube pan so it is taking longer to bake. Spreading the Seco d layer osnt that difficult. Just drop in dollops and gently spread and connect the dollops. Definitely worth the effort to layer the topping. It’s such a great treat in the center of a cake.

  5. Elisa Barton says:

    4 stars
    I made this last weekend. My family LOVED it! I read the comments beforehand, so I was aware it was going to be very thick. I agree, it is almost like a dough than a batter, and had I not read the comments, I probably would have been appalled at how thick it actually was. However, knowing what I was getting into, I used a 7×11 glass baking dish, baked it for about 30 min. I had a white cake mix on hand, and made half the crumb recipe. It made enough for a good top layer and it was yummy. I did not try to do 2 layers of crumbs, but sort of wish I had. Next time I may try and swirl some in with the batter, or use cinnamon chips in the batter and the crumble on top. We loved it and will definitely make it again!

  6. Tish Silva says:

    5 stars
    Looking forward to trying this one. You might want to add details on the cake mix size to use. Duncan Hines uses 16 oz mixes and Pillsbury 15.25. Cake mixes used to be 18 oz so you also have to be careful with older recipes. Would a pudding cake mix work okay?

  7. Donna says:

    5 stars
    Soooo delish. .me and the hubby ate the whole thing in less than 24 hrs..couldn’t stop!

  8. Pearl says:

    5 stars
    Like others have commented, the batter is thick. I dolloped the batter over the pan. I then dipped my fingers into a cup of water and used my wet fingers to spread the batter. It worked out great. Thanks for the recipe. It’s awesome.

  9. Patty says:

    5 stars
    I made this before reading the reviews. It is a really thick batter. I put about 2/3 into the pan, sprinkled half the topping, then put the remaining batter in dollops on top. I swirled the whole thing together like a marble cake, then put on the rest of the topping and baked. After all, it’s a coffee cake, not fine dining. I also combined the topping in my food processor and that was a snap.

  10. Brynn Roberts says:

    5 stars
    This recipe is awesome, easy, and Delicious!!! My whole family loved it 🙂 They also love Greek yogurt, their favorite Oikos lemon meringue, next time I’m going to substitute the yogurt for the sour cream. Will post how it turns out!!! Thank you for the recipe!!!! 🙂