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A Fluffer Oreo Cupcake on a plate topped with a swirl of marshmallow frosting and crumbled Oreos

Fluffer-Oreo Birthday Boy Cupcakes

These Oreo Marshmallow Cupcakes are a crazy, over the top sweet treat for a special celebration
Course Dessert
Cuisine American
Keyword birthday cupcakes, cookies and cream cupcakes, oreo cupcakes
Prep Time 30 minutes
Cook Time 25 minutes
Total Time 55 minutes
Servings 12 Texas Sized Cupcakes
Calories 460kcal
Author Jenny


  • 1 yellow cake mix
  • 1/2 Cup water
  • 1/2 Cup canola or vegetable oil
  • 4 eggs
  • 1 box instant vanilla pudding mix
  • 4 oz. softened cream cheese
  • 5 Oreo Cookies crushed, plus 12-24 whole Oreos to layer inside cupcakes
  • 1/2 Cup marshmallow cream plus 1/2 Cup to layer
  • Cream Cheese Frosting See the link for recipe
  • 5 or so Oreos crushed to sprinkle over each frosted Cupcake


  • Preheat oven to 350 degrees F. 
  • Using your stand mixer, beat the cake mix, water, oil, eggs, pudding mix, cream cheese, 5 crushed oreos and 1/2 Cup Marshmallow cream until well combined, about 1 minute.
  • Line your Texas Size Muffin Tin with paper liners and place 2 Tablespoons of batter into the bottom of each cup. 
  • Layer with an Oreo then a dollop of marshmallow cream, 2 more tablespoons of batter then another Oreo and dollop of marshmallow cream. NOTE:  If you are using a normal size cupcake pan, only layer one Oreo and one dollop of marshmallow cream.
  • Top with 2 more Tablespoons of cupcake batter, should be about 3/4 full. Don’t fill more than that or you’ll have a mess in your oven 🙂 
  • Bake for 25-27 minutes (for Texas Size Pan 18-22 minutes for normal size cupcake pan, or until just golden brown and cooked through.
  • Let cool completely. Frost and sprinkle with crushed Oreos.


12 Texas Size Cupcakes or 24 normal size cupcakes


Calories: 460kcal | Carbohydrates: 68g | Protein: 5g | Fat: 20g | Saturated Fat: 5g | Cholesterol: 65mg | Sodium: 517mg | Potassium: 101mg | Fiber: 1g | Sugar: 41g | Vitamin A: 206IU | Calcium: 113mg | Iron: 3mg