|Frozen chopped spinach||1 Can (10 oz)|
|Grated parmesan cheese||1⁄4 Cup (4 tbs), divided|
|Low fat yogurt||1⁄4 Cup (4 tbs)|
|Onion||1 Small, finley diced|
|Lemon juice||2 Teaspoon|
|Ground nutmeg||1⁄8 Teaspoon|
Cook spinach according to package directions, drain well.
Combine spinach, 2 tablespoons Parmesan cheese, yogurt, egg yolk, onion, lemon juice, salt, and nutmeg, mix well.
Line a steaming rack with cheesecloth, arrange fish on cheesecloth.
Place rack in a Dutch oven, cover and steam fish 5 minutes or until fish flakes easily when tested with a fork.
Carefully transfer fish to an ovenproof serving platter.
Spoon spinach mixture evenly over each fillet.
Sprinkle with remaining 2 tablespoons cheese, broil 3 minutes or until the cheese melts.
Garnish with lemon wedges, if desired.