Need an easy dessert for your next party? This Texas Sheet Cake is just the thing. Made in a sheet pan, this delicious cake gets its distinctive texture being topped with warm chocolate icing.
In a small bowl, mix together the sour cream, eggs, and vanilla. Set aside.
Meanwhile, in a large separate bowl mix together the flour, sugar baking soda and salt. Mix in your sour cream mixture.
Add water, butter, and cocoa powder to a small saucepan over medium heat. Bring to a boil. Once boiling, remove it from heat and pour it into the batter. Mix until combined and no lumps remain.
Pour mixture into your greased sheet pan and smooth with a spatula to make sure it is dispersed in an even layer.
Bake in preheated oven until it's set, about 15 - 20 minutes.
For the Icing
When the cake is halfway through cooking, begin making the icing.
Add milk, cocoa and butter to a saucepan. Bring mixture to a boil.
Once boiling, remove it from the heat and stir in powdered sugar. Mix until there are no lumps.
Pour hot icing over hot cake. Use a spatula to spread it evenly over the cake. Allow frosting to set for about 10 minutes before eating.