PF Changs Lettuce Wraps

** Literally, our family's favorite meal! You will definitely want to double this one! Serve with store-bought or homemade rolls.
PF Changs Lettuce Wraps (compliments of Jill Gray)
Stir-fry:
1/2 tsp. rice vinegar
2 Tbsp. soy sauce
2 Tbsp. dark brown sugar
3 Tbsp. vegetable oil
2 chicken breasts, cooked and chopped
1 cup water chestnuts, minced
2/3 cups canned straw mushrooms, minced
3 Tbsp. chopped green onion
1 tsp. minced garlic
Fried rice noodles (Mai Fun)
Lettuce

Heat & cook the stir-fry ingredients. Serve the chicken on a dish lined with fried rice noodles. Make lettuce cups by slicing head of iceberg lettuce through the middle; pull off the outside slice. Dip in special sauce and/or hot sauce.

Special sauce: (make ahead and refrigerate)
1/4 cup sugar
1/2 cup water
2 Tbsp. soy sauce
2 Tbsp. rice vinegar
2 Tbsp. ketchup
1 Tbsp. lemon juice
1/8 tsp. sesame oil

If you want to make the special sauce hot, follow the above recipe and then add the following:
2 tsp. water
1 Tbsp. Chinese Hot Mustard
1-3 tsp. garlic chili paste