Old Fashioned Chocolate Orange Cake with Marshmallow Frosting

4.84 from 6 votes

Old Fashioned Chocolate Orange Cake with Marshmallow Frosting

This old fashioned chocolate orange cake is a soft and decadent dessert topped with delicious marshmallow frosting. It's a 45 minute chocolate cake recipe with perfect combination of chocolate and citrus. Take one bite of this orange dessert and you'll be hooked!

Prep Time10

Cook Time35

Total Time45

Course: Dessert

Cuisine: American

Diet: Gluten Free

Keyword: cake, chocolate, orange

Servings: slices

Calories: 506kcal

Author: Chandice Probst

Cost: $8

Ingredients

Chocolate Cake

1 ¼ cup brown sugar
¾ cup white sugar
½ cup butter melted
2 eggs
1 ¾ cup gluten-free all-purpose flour (or regular flour if you prefer)
1 teaspoon baking soda
½ teaspoon baking powder
1 teaspoon salt
1 tablespoon unsweetened cocoa powder
1 cup gluten-free oats (or just regular oats)
1 ¾ cup boiling water
1 teaspoon orange extract
12 ounces milk chocolate chips

Frosting

6 tablespoons butter
3 tablespoons whole cream
3 tablespoons milk
1 ⅓ cup sugar
¼ teaspoon orange extract
¾ cup mini marshmallows
6 ounces milk chocolate chips

Instructions

Preheat your oven to 350 degrees
In a stand mixer, cream together butter and 1 ¼ C brown sugar with ¾ C white sugar
Add eggs one at a time and continuing mixing
Add gluten-free flour, salt, baking soda, baking powder and cacao powder in another bowl then to the wet ingredients until just mixed
Combine oats, orange extract, vanilla extract and water in a bowl and let them sit 2 minutes then add it to the other cake mix ingredients
Gently stir in 6 ounces milk chocolate chips
Pour batter into a greased 9x13 cake pan
Sprinkle 6 more ounces milk chocolate chips to the top of the cake before baking
Bake at 350 degrees for 35 minutes or until toothpick inserted in the center comes out clean or just crumby but not wet
Meanwhile, prepare the frosting by combining 6 T melted butter, 1 ⅓ C sugar, cream, milk and ¼ tsp. orange extract in a pot and cook over low to medium heat
Bring to a boil then reduce heat to low and add mini marshmallows and 6 ounces milk chocolate chips
Stir until smooth then pour immediately over the cooled cake, do not allow the frosting to cool first

Notes

How to store chocolate orange cake

You can store this delicious cake in an airtight container or in plastic wrap at room temperature for 4-6 days. You can also freeze this cake for up to 3 months if you're looking to preserve it for longer.

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