Grilled Flank Steak on Ciabatta With Red Peppers

INGREDIENTS

1/3 cup

Flat-leaf parsley

4 cloves

Garlic

Red bell peppers, large

Red onion, large

2 tbsp

Black olive tapenade

2 tsp

Paprika, smoked

Salt and ground black pepper

6 tbsp

Olive oil, extra-virgin

Ciabatta, large

1/2 cup

Red wine, dry

1 13/4- to 2-pound flank steak