Heat oven to 400 degrees F. Boil broth; stir in couscous. Cover and remove from heat. let stand 5 minutes.
Transfer couscous to large bowl; fluff with fork. Stir in zucchini, onion, sage, salt and pepper. Add turkey and egg and mix to combine. Shape into 6 loaves, each about 1-1/2 inches thick.
Place on rimmed baking sheet lined with nonstick foil.
Mix sugar, mustard and tomato paste. brush most of mixture on loaves. Lay bacon piece diagonally over each loaf. Brush bacon with remaining mustard mixture. Bake 30-35 minmutes. Broil 1 minute to crisp the bacon.