Tequila-Orange Grilled Shrimp

1 pound shrimp ; large, peeled, deveined and tails left on
3 tablespoons olive oil
1 jalapeno pepper ; very finely chopped
2 cloves garlic ; very finely chopped
lime zest ; of one lime
Coarse salt
pepper ; freshly ground
1 cup Orange juice
1/4 cup tequila
1 shallot ; finely chopped
1 tablespoon Unsalted butter
1 tablespoon chives ; fresh, chopped
In a medium bowl, mix oil, half the jalapeno, half the garlic and lime zest; season with salt and pepper. Fold in shrimp. Cover and refrigerate for 15 minutes up to 1 hour.

In a shallow saucepan, comine remaining jalapeno and garlic, 1 teaspoon salt, pepper, orange juice, tequila and shallots; bring to a boil over medium-high heat. Cook until mixture is thick and syrupy, 7 to 8 minutes. Stir in butter; keep warm.

Heat a gas grill on high or stove-top grill pan over high heat. Grill shrimp, turning once, until just opaque, about 4 minutes. Transfer to a serving platter; pour tequila sauce over shrimp. Garnish with chives; serve immediately with lime wedges.