All-In-One-Pan Chocolate Cake

• 3 cups flour, all-purpose
• 2 cups sugar
• 13 cup cocoa powder
• 1 teaspoon baking soda
• 1/2 teaspoon salt
• 2 cups water
• 3/4 cup vegetable oil
• 2 tablespoons vinegar
• 1 teaspoon vanilla extract
• 13 cup butter, unsalted softened
• 13 cup vegetable shortening
• 23 cup sugar
• 1 teaspoon vanilla extract
• 1/2 cup milk heated to almost boiling

1. Heat oven to 350F (180C).
2. Sift flour, sugar, cocoa, baking soda and salt into a 9x13-inch baking pan.
3. Add water, oil, vinegar and vanilla.
4. Mix with a large rubber spatula until smooth, taking care to mix ingredients along edges.
5. Bake until toothpick inserted in center comes out clean, about 40 minutes.
6. Cool completely on wire rack.
7. FROSTING: combine butter and shortening in a food processor or mixing bowl.
8. Add sugar and vanilla.
9. Mix until smooth, about 2 minutes.
10. Slowly drizzle in milk.
11. Beat 2 minutes in food processor or 7 to 10 minutes with a mixer, until smooth, satiny and fluffy.
12. Chill just 20 minutes before frosting.

flour, sugar, cocoa powder, baking soda, salt, water, vegetable oil, vinegar, vanilla, butter, vegetable shortening, sugar, vanilla, milk

Taken from recipeland.com/recipe/v/all-in-one-pan-chocolate-cake-4619 (may not work)