Best Strawberry Cake from Scratch Recipe

Ingredients

• 2 cups white sugar
• 1 cup butter, softened
• 1 (3 ounce) package strawberry flavored Jell-O®
• 4 large eggs (room temperature)
• 2.75 cups sifted cake flour
• 2.5 teaspoons baking powder
• 1 cup whole milk, room temperature
• 0.5 cup strawberry puree made from frozen sweetened strawberries
• 1 tablespoon vanilla extract