Description

Oatmeal Cream Pie Cake is a nostalgic dessert that combines the comforting flavors of spiced oatmeal with a luscious vanilla cream filling and glaze. Perfect for birthdays, family gatherings, or cozy afternoons, this delightful cake is reminiscent of childhood treats. Its moist layers and rich frosting create a blend of textures and tastes that will satisfy any sweet tooth. Whether enjoyed with a cup of tea or accompanied by ice cream, this cake offers warmth in every bite. Easy to customize with nuts or dried fruits, it’s a versatile treat that can be made year-round.

Ingredients

Scale

2 1/2 cups water
2 cups quick cook oats
2 2/3 cups all-purpose flour
1 tbsp + 1 tsp ground cinnamon
1 teaspoon fine sea salt
1/2 tsp nutmeg
2 teaspoon baking soda
1 cup unsalted butter (room temperature)
1 cup granulated sugar
1 cup light brown sugar (packed)
1 tbsp vanilla extract
3 large eggs (room temperature)
1/4 cup full-fat sour cream (room temperature)
2 1/2 cups unsalted butter (room temperature)
4 cups powdered sugar
2 tbsp heavy cream
2 tsp vanilla extract
1 tsp vanilla bean paste
1 cup white chocolate chips
1/4 cup + 3 tbsp heavy cream
white food coloring (optional)
oatmeal cream pie cookies (for decorating)

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Instructions

Preheat oven to 350°F. Line three 8-inch cake pans with parchment paper.
Boil water and add oats; let cool after softening.
Whisk together flour, baking soda, salt, cinnamon, and nutmeg in a bowl.
Beat butter and sugars until fluffy. Add eggs, sour cream, and vanilla; mix until combined.
Fold in cooled oats and dry ingredients until just combined.
Divide batter among prepared pans and bake for 20–22 minutes.
Cool cakes before frosting with buttercream made from butter, powdered sugar, heavy cream, and vanilla.
Assemble layers with frosting in between; frost outside and pour chocolate glaze on top.

Prep Time: 30 minutes
Cook Time: 22 minutes
Category: Dessert
Method: Baking
Cuisine: American

Nutrition

Serving Size: 1 slice
Calories: 430
Sugar: 36g
Sodium: 210mg
Fat: 24g
Saturated Fat: 15g
Unsaturated Fat: 7g
Trans Fat: 0g
Carbohydrates: 51g
Fiber: 2g
Protein: 5g
Cholesterol: 70mg