Chicken Elegantlincoln, Nebraska - cooking recipe

Ingredients

4 whole boneless chicken breasts, split
1/3 c. Dijon mustard
1 tsp. dried dill weed or 1 Tbsp. fresh dill
1/4 lb. Swiss cheese slices, no fat
2 frozen puff pastry sheets, thawed
1 egg
1 Tbsp. cool water

Preparation

Between two sheets of wax paper, pound chicken breasts one half inch thickness.