Whisk together the mustard, shallot, lime juice, honey, and pepper. Brush over both sides of the hens, cover, and refrigerate for 1 hour.
Light a grill or preheat the broiler. Grill or broil 4 inches from the source of heat for 30 minutes, turning frequently, until juices run clear when hen is probed with a tip of a sharp knife.
This recipe yields 4 servings.
Exchanges Per Serving: 4 Lean Protein.
Nutrition Facts (skin removed before eating): 166 calories (27% calories from fat), 26 g protein, 5 g total fat (1.1 g saturated fat), 3 carbohydrates, 0 dietary fiber, 117 mg cholesterol, 259 mg sodium.