Poached Fish With Caper Sauce
["4 fish steaks, cut 1-inch thick (2 lb.) *", "4 lemon slices", "1 c. chicken broth", "1 c. dry white wine", "2 Tbsp. water", "2 Tbsp. cornstarch", "1 beaten egg yolk", "2 tsp. drained capers"]
["*Fish you can use:", "halibut, salmon, sea bass, shark, swordfish, tuna or whitefish."]
["fish", "lemon slices", "chicken broth", "white wine", "water", "cornstarch", "egg yolk", "capers"]