4 c. cubed pasteurized process American cheese
1 1/2 c. shredded natural cheddar cheese
1/2 c. milk
1/2 c. taco sauce
1/2 lb. ground beef, cooked & drained
1 tbsp. Worcestershire sauce
Tortilla chips

In 3 quart saucepan, combine all ingredients except tortilla chips. Cook over low heat, stirring occasionally until melted (12 to 15 minutes). Serve with tortilla chips. Yields: 3 cups. TIP: To keep dip warm, hold in crockery cooker on low temperature.