Combine the butter mixture with the dry ingredients, mixing until smooth.

Add vanilla, sour cream, and eggs, mixing well.

Pour the batter into the prepared baking sheet, ensuring an even layer.

Bake for 17-20 minutes, or until a toothpick comes out clean.

Frosting:

Melt butter in a microwave-safe bowl.

Mix in 2 cups of powdered sugar, sour cream, salt, and vanilla until smooth.

Incorporate the remaining powdered sugar until no lumps remain.

Spread the frosting over the cooled cake evenly.

Cool the cake for at least 1 hour to allow the frosting to set before cutting.

Serving Suggestions:

Serve this cake at room temperature for the best flavor and texture.

Decorate with sprinkles or nuts for added flair.

Pair with a scoop of vanilla ice cream for an indulgent dessert experience.

This White Texas Sheet Cake is not just a dessert; it’s a celebration on a plate. Its ease of preparation combined with its delicious flavor makes it a go-to recipe for anyone looking to impress with minimal effort. Whether you’re a seasoned baker or new to the kitchen, this cake promises to deliver smiles and satisfaction at your next gathering.