1/2 cup butter
1 1/4 tsp seasoned salt
4 1/2 tsp Worcestershire sauce
2 cup corn chex
2 cup rice chex
2 cup bran chex
2 cup wheat chex

Can add nuts and pretzels.

Heat butter in a shallow roaster until melted, stir in salt and sauce, add cereal and mix well. Heat in oven 1 hour. Stir every 15 minutes. Pour on absorbent paper to cool.