This is the tastiest dressing for tacos, salads, and anything else with Mexican flare.
1/2 c. mayonnaise
1 can green chiles
1 jalapeno, seeded and finely chopped
1/4 c. packed cilantro, chopped
1.5 TBS. dry ranch dressing powder
2 TBS. fresh lime juice
Mix all ingredients in blender, set in fridge for 1 hour. Serve. Stays fresh for 2 weeks in fridge.