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This Lava Cake in a Crock Pot is a simple but decadent chocolate dessert recipe that you make in your crock pot. It is so easy and chocolaty.

The lava cake in a crock pot is so good and so easy. It is the perfect rich dessert that you can serve any night of the week. It so full of chocolate flavor, your entire family will cheer for this crock pot dessert.
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What We Love About This Molten Chocolate Lava Cake Recipe
This rich chocolate dessert is one of those amazing recipes that take little effort, you just dump and go and come back to a chocolate lover’s dream. Slow cooking makes this such an easy recipe.
- 10 Minute Prep: This simple recipe is so easy, just dump the ingredients into your slow cooker and walk away.
- Easy Ingredients: All found in pantry or fridge, only 9 simple ingredients in this crockpot cake.
- Family Friendly: The great thing is that if your family loves chocolate, they will love this gooey chocolate cake.
- Adaptable: Can make the slow cooker chocolate lava cake low-cal or low carb.

Ingredient Notes for Decadent Chocolate Cake
- Cake Mix: 1 box of chocolate cake mix
- Pudding Mix: One box of Instant Chocolate Pudding Mix
- Sour Cream: One cup, Greek yogurt also works
- Vanilla Extract: A good vanilla extract
- Butter: Melted, salted or unsalted butter
- Eggs: Three large eggs
- Milk: Whole milk or low-fat milk also works
- Marshmallows: mini marshmallows or standard marshmallows cut into pieces
- Chocolate Chips: Semi-sweet chocolate chips

Equipment Needed for Slow Cooker Chocolate Lava Cake
How to Make Crockpot Lava Cake Recipe
These are the basic steps for making chocolate lava cake in the crock pot. Please refer to the recipe card below for more detailed instructions and nutrition information.

STEP 1: PREP
First, grease the crockpot and set aside. Then combine the chocolate cake mix, sour cream, vanilla, butter, eggs and 1 ¼ cups of milk in a large bowl (or directly in the crockpot); Transfer to slow cooker.
STEP 2: COOK
Next, in a separate bowl, combine the pudding and remaining 2 cups of milk and whisk as directed on the package. Pour directly on top of the prepared cake mix. Do not stir.

STEP 3: FINISH
Lastly, add the marshmallows and chocolate chips and cook an additional 15 minutes.
Prep and Storage Tips for Slow Cooker Dessert Recipes
HOW TO MAKE THIS CROCKPOT DESSERTS RECIPE AHEAD OF TIME
There is no need to make in advance as it is made in the slow cooker, and you can make it hours before you need to serve it.
HOW TO STORE THIS RECIPE
This chocolate lava cake is best served immediately. You can wrap the leftovers in an airtight container or plastic wrap; however, you will lose the gooey center when you reheat.
HOW TO FREEZE THIS RECIPE
Again, you can freeze the leftovers in an airtight container in the freezer for up to three months, but you will lose the gooey center and the chocolate goodness of the lava cake.
HOW TO REHEAT THIS RECIPE
Wrap in parchment paper and warm in the microwave until cake is warmed through.
Frequently Asked Questions about Slow Cooker Lava Cake
Of course, you can use a sugar free cake mix or a gluten-free cake mix. Also, use a Sugar free pudding in this easy cake recipes.
Indeed, you can use a dark chocolate, a milk chocolate or any flavor that you enjoy.
The lava cake was invented in France. Find out who and more facts here.

Expert Tips for Making This Crockpot Chocolate Lava Cake Recipe
- Double: Great recipe for a crowd. Simply increase the ingredients proportionately and split it into two crock pots.
- Add Nuts: Add walnuts or pecans for a nice crunch.
- Finish: A scoop of Vanilla ice cream adds a cool finish.
- Variation tip: Top with fresh fruit such as berries and a little powdered sugar and cocoa powder.
- Alternate ingredient: Finish with a caramel sauce on top of the cake.
- Alternate cooking method tip: Can cook in the instant pot. Cook for nine minutes and do a quick pressure release.
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Chocolate Lava Cake in a Crock Pot
Equipment
- Measuring Cups
- Measuring Spoon
Ingredients
- 1 chocolate cake mix, 1 box
- 3.4 ounces instant chocolate pudding mix
- 1 cup sour cream
- 1 teaspoon vanilla extract
- ⅓ cup butter, melted
- 3 eggs
- 3 ¼ cups milk, divided
- 1-1/2 cups mini marshmallows
- 1 cup chocolate chips
Instructions
- Grease the crock pot and set aside.
- Combine the chocolate cake mix, sour cream, vanilla, butter,eggs and 1 ¼ cups of milk in a large bowl (or directly in the crock pot);Transfer to slow cooker.
- In a separate bowl, combine the pudding and remaining 2 cups of milk and whisk as directed on the package.
- Pour directly on top of the prepared cake mix. Do not stir.
- Secure the crock pot lid and cook on high for 2 hours or low for 4 hours.
- Remove the lid and sprinkle on the mini marshmallows and chocolate chips.
- Put the lid back on and allow to cook for 15 minutes.
Expert Tips
- Double: Great recipe for a crowd. Simply increase the ingredients proportionately and split it into two crock pots.
- Add Nuts: Add walnuts or pecans for a nice crunch.
- Finish: A scoop of Vanilla ice cream adds a cool finish.
- Variation tip: Top with fresh fruit such as berries and a little powdered sugar and cocoa powder.
- Alternate ingredient: Finish with a caramel sauce on top of the cake.
- Alternate cooking method tip: Can cook in the instant pot. Cook for nine minutes and do a quick pressure release.