Tostado Dip - cooking recipe

Ingredients

1 mashed avocado
2 1/2 c. sour cream
5 Tbsp. mayonnaise
1/2 pkg. taco mix
8 oz. pkg. shredded Cheddar cheese
8 oz. pkg. shredded Monterey Jack cheese
tomatoes, cut up
scallions, cut up
tortilla chips (for dipping)

Preparation

Bottom Layer:
1 mashed avocado, 1/2 cup sour cream and 2 tablespoons mayo (mix together).