In A Large Saucepan, Combine The First Seven Ingredients. Bring To A Boil. Reduce Heat; Simmer, Uncovered, For 5-10 Minutes Or Until Thickened, Stirring Occasionally. Meanwhile, In A Shallow Bowl, Whisk Egg And Salad Dressing. Place Bread Crumbs In Another Shallow Bowl. Dip Zucchini Slices In Egg Mixture, Then Coat With Bread Crumbs. Cook On An Indoor Grill For 2-3 Minutes Or Until Golden Brown. Serve With Marinara.