White Texas Sheet Cake

I got this recipe from my mother in law. She is an awesome cook, sadly I can't compare. Hubby is sweet about telling me otherwise. :)

White Texas Sheet Cake
Preheat oven to 375.
Bring to boil:
1 cup butter or margarine
1 cup water

Remove from heat and mix with:
2 cups flour
1 tsp. salt
2 cups sugar
1 tsp. soda
2 eggs
1 tsp almond extract
1/2 cup sour cream
Pour into greased pan and bake for 20-22 minutes. Let cool for 20 minutes before frosting.

Frosting:
Bring to boil:
1/2 cup butter or margarine
1/4 cup milk
add:
4 1/2 cups powdered sugar
1/2 teaspoon almond extract
Mix well and pour on cake. Sprinkle with 1 cup chopped nuts if desired.