Delightful Bake Colorful Cake with Fun Tie-Dye Swirls

Ingredients

• 2 ½ cups all-purpose flour
• 2 ½ tsp baking powder
• ½ tsp salt
• 1 cup unsalted butter, softened
• 2 cups granulated sugar
• 4 large eggs
• 1 tbsp vanilla extract
• 1 cup whole milk
• Food coloring (red, blue, green, yellow) - gel or liquid
• 1 cup unsalted butter, softened (for frosting)
• 4 cups powdered sugar
• 1 tsp vanilla extract (for frosting)
• 2-3 tbsp heavy cream or milk (as needed for frosting consistency)