1. Cream butter and sugar until light and fluffy. Add egg and beat well.
2. Sift flour, baking powder, salt and cocoa together. Mix into creamed mixture.
3. Add peanuts, chocolate and dried cranberries and mix well.
4. Roll tablespoonsful of mixture into balls. Place on greased oven trays. Flatten with a floured fork. Bake at 180C for 15 minutes.

Check out Warren's other picnic recipes

• Peanut and ginger noodle salad
• Picnic pie
• Seafood salad