Grilled Stuffed Mushrooms

24 medium mushrooms
1/4 cup chopped green onion
3 Tbsp. margarine, divided
2 tsp. flour
1/2 tsp. dried marjoram, crushed
dash pepper
1/4 cup dry white wine
1/2 cup finely chopped cooked ham
1 Tbsp. snipped parsley

Remove stems from mushrooms; reserve caps. Chop stems. Cook the chopped stems and onion in 1 Tbsp. margarine just till tender.

Blend in flour, marjoram and pepper; add wine. Cook and stir till thickened and bubbly. Stir in ham and parsley. Stuff mushroom caps with ham mixture.

Place mushrooms on a 20" x 12" piece of foil; dot with remaining margarine.

Fold foil to seal edges; grill on gas grill set at medium for 15 to 20 minutes.