Filled Chocolate Cupcake
["1 1/2 c. flour", "1/4 c. cocoa", "1/2 tsp. salt", "1 c. sugar", "1 tsp. baking soda", "1 c. water", "1 Tbsp. vinegar", "1/2 c. oil", "1 tsp. vanilla"]
["Preheat oven to 350\u00b0.", "Chop 1/2 cup nuts and set aside.", "Sift all dry ingredients into a bowl.", "Add water, vinegar, oil and vanilla.", "Mix thoroughly into dry ingredients.", "Fill cupcake liners 1/2 full (divide batter between 24 paper liners)."]
["flour", "cocoa", "salt", "sugar", "baking soda", "water", "vinegar", "oil", "vanilla"]