1 lg. container sour cream
1 lg. bottle cocktail sauce
1 drained can shrimp (opt.)
1/2 c. chopped green pepper
1 c. tiny chopped tomatoes
2 c. shredded cheddar cheese
1/4 c. chopped scallions

On large platter, layer all ingredients in the order above. Sprinkle the scallions on top. Dip with tortilla chips.