Gluten Free Birthday Cake

A fluffy, tender gluten-free funfetti cake recipe that makes the best gluten-free birthday cake. I’ve included instructions for making a three-layer cake and tips on what sprinkles to use. Gluten-free smash cake instructions and dairy-free options included.

📝 Ingredients

• 1 cup (8 oz.) vegetable oil (or oil of choice)
• 1 1/4 cups (265g) granulated sugar
• 4 large eggs (220g.), room temperature
• 3 cups (425g.) all purpose gluten-free flour blend (I used Bob's Red Mill Gluten Free 1-to-1 Baking Flour, NOT the Bob's All Purpose GF Flour)
• 1/2 teaspoon (3 g.) salt
• 3 teaspoons (12g.) baking powder
• 1 cup (8 oz.) milk (or dairy-free milk of choice)
• 1 teaspoon (2.5g.) gluten-free vanilla extract
• 1/2 cup colored sprinkles
• 1/2 cup (115g) butter (or dairy-free butter)
• 1 1/2 teaspoons (4g) gluten-free vanilla extract
• 4 1/2 cups (450g) powdered sugar
• 1/4 cup (40-60g) milk (or dairy-free milk)

👨‍🍳 Instructions

1. 1For the cakes: Preheat oven to 350°F (180°C)....: For the cakes: Preheat oven to 350°F (180°C). Position rack in center of oven. Grease two 8" or 9" pans with oil; set aside.
2. 2In a medium mixing bowl combine oil and...: In a medium mixing bowl combine oil and sugar.
3. 3Add eggs and beat with an electric mixer...: Add eggs and beat with an electric mixer at medium speed for one minute. Add flour, salt, baking powder, milk, and vanilla; beat at medium speed for one minute.
4. 4Gently fold the sprinkles into the batter.
5. 5Spoon batter evenly into cake pans. Bake for...: Spoon batter evenly into cake pans. Bake for 30-35 minutes or until the centers springs back when touched and cakes are lightly browned.
6. 6Let cool in the pan on rack for...: Let cool in the pan on rack for five minutes. Remove the cakes from the pans onto rack and cool completely before frosting.
7. 7For the frosting: In a medium mixing bowl,...: For the frosting: In a medium mixing bowl, beat butter and vanilla until smooth and creamy. Gradually add powdered sugar, one cup at a time. Slowly beat in milk. Beat in additional milk if needed, to obtain desired consistency.
8. 8Store in an airtight container at room temperature...: Store in an airtight container at room temperature for up to three days, or in the refrigerator for up to a week.