Grilled Grouper Tacos

Directions

1. 1
   Combine sour cream and 2 tablespoons lime juice. Cover and chill.
2. 2
   Place a large nonstick skillet over medium heat.
3. 3
   Add corn; saut 3 to 4 minutes or until corn is lightly browned.
4. 4
   Combine corn, tomato, green onions, 1 tablespoon lime juice, 1 tablespoon oil, cilantro, jalapeo pepper, 1/4 teaspoon salt, and 1/8 teaspoon black pepper in a bowl. Toss gently. Cover and chill.
5. 5
   Add 1 tablespoon oil to pan.
6. 6
   Place over medium heat.
7. 7
   Add sliced onion; saut 3 to 4 minutes or until onion is crisp-tender.
8. 8
   Add bell pepper; cook 2 to 3 minutes or until pepper softens. Stir in 1/4 teaspoon salt; transfer to a bowl.
9. 9
   Heat tostada shells according to package directions; keep warm.
10. 10
    Prepare grill.
11. 11
    Combine fish, 1 1/2 teaspoons oil, 1 1/2 teaspoons lime juice, chili powder, cumin, 1/4 teaspoon salt, and 1/8 teaspoon black pepper in a large zip-top plastic bag. Toss gently.
12. 12
    Place fish on grill rack coated with cooking spray; grill 6 to 7 minutes on each side or until fish flakes easily when tested with a fork. Flake fish.
13. 13
    Top each tostado shell with 1/4 cup shredded lettuce. Spoon onion and bell pepper mixture evenly over lettuce; divide fish evenly over onion and bell pepper mixture. Top fish with corn salsa; drizzle with the sour cream mixture.