In a saucepan combine margarine, Worcestershire sauce, chili powder, onion salt and red pepper. Heat and stir till margarine melts. Spread nuts in a 9x9x2-inch baking pan. Toss with margarine mixture. Bake in a 350 oven for 12-15 minutes or till toasted, stirring occasionally. Spread on foil; coil. Store in an airtight container.