Brownies
["6 Tbsp. cocoa", "2 Tbsp. shortening", "1/2 c. butter", "1/2 c. flour", "1/2 tsp. baking powder", "1/2 tsp. salt", "2 eggs", "1 c. sugar", "1 tsp. vanilla", "1/2 c. chopped nuts (optional)"]
["Melt butter, shortening and chocolate together.", "Set aside. Mix flour, baking powder and salt together.", "Beat eggs well, gradually adding sugar.", "Blend in chocolate mixture and vanilla. Finally, add flour mixture.", "Pour in 8 x 8-inch pan.", "Bake at 350\u00b0 for 20 minutes.", "Oven should be preheated."]
["cocoa", "shortening", "butter", "flour", "baking powder", "salt", "eggs", "sugar", "vanilla", "nuts"]