Chocolate Acorn Cookies
["1 c. melted butter", "3/4 c. brown sugar", "1 tsp. vanilla", "1/4 c. chopped nuts", "2 1/2 c. flour", "1 large chocolate or 1 (6 oz.) sweet chocolate pieces", "3/4 c. finely chopped nuts"]
["Stir sugar, vanilla and pecans into melted butter. Sift together flour and add to butter mixture. Form into 42 balls, using 1 teaspoon for each.", "Flatten one end by pressing onto greased cookie sheet and pinch top to resemble acorn. Bake at 350\u00b0 for 15 minutes. Cool."]
["butter", "brown sugar", "vanilla", "nuts", "flour", "chocolate", "nuts"]