Sand Art Brownies
["1/2 c. plus 1/8 c. flour", "1/3 c. cocoa", "2/3 c. brown sugar", "1/2 c. chocolate chips", "1/2 c. nuts", "2/3 tsp. salt", "1/2 c. flour", "2/3 c. granulated sugar", "1/2 c. white chips", "1 tsp. vanilla", "2/3 c. oil", "3 eggs"]
["Mix. Pour into a 9 x 9-inch greased pan and bake at 350\u00b0 for 25 to 30 minutes."]
["flour", "cocoa", "brown sugar", "chocolate chips", "nuts", "salt", "flour", "granulated sugar", "white chips", "vanilla", "oil", "eggs"]