Shrimp and Avocado Tacos

3 limes
1 cup chopped tomatoes
1 cup chopped avocado
½ cup chopped fresh cilantro
¾ tsp salt
3 garlics, minced
1 lb. cooked peeled medium shrimp
Corn tortillas

Finely grate rind from limes to measure 1 tbsp, juice limes to measure ¼ cup.
Place rind and juice in large bowl. Add tomato and remaining ingredients
except tortillas, toss well to combine. Cover and chill 15 minutes, stirring
occasionally.

Heat tortillas and serve with shrimp mixture immediately