Gluten-Free Confetti Cake

Name: Gluten-Free Confetti Cake
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Cuisine: American
Ingredients: 2 ½ cups gluten-free all-purpose flour (see note) ((11 ½ ounces; 326 grams)); 1 ½ cups granulated sugar ((10 ½ ounces; 298 grams); 3 ½ teaspoons baking powder; 1 teaspoon salt; 1 ¼ cups milk, traditional or dairy-free; ⅔ cup vegetable oil ((4 ¾ ounces; 134 grams)); 4 large eggs ((about 8 ounces; 226 grams)); 2 teaspoons vanilla extract (pure vanilla or clear (imitation)); ½ teaspoon almond extract, optional; ⅓ cup gluten-free sprinkles, plus additional for topping cake; 1 cup butter, softened ((8 ounces; 226 grams)); 4 cups powdered sugar, sifted ((16 ounces; 454 grams)); 4 tablespoons milk, more as needed ((2 ounces; 56 grams)); 2 teaspoons clear vanilla extract; ¼ teaspoon almond extract, optional