Combine first 3 ingredients; mix well, and set aside.
Sprinkle 2 tablespoons half-and- half evenly over chicken breasts; dredge in flour mixture. Place 4 chicken breast halves in 1/2 cup melted butter in a large skillet; cook over medium heat 3 to 4 minutes on each side or until golden brown. Repeat procedure with remaining chicken breast halves. Reserve pan drippings in skillet. Place chicken in a lightly greased 13- x 9- x 2-inch baking dish. Bake, uncovered, at 325° for 30 minutes
Place sweet potatoes in a 13- x 9- x 2-inch baking dish. Sprinkle with sugar, lemon juice, and salt. Dot with 2 tablespoons butter. Bake, uncovered, at 375° for 20 minutes. Stir in bananas.
Add 1 tablespoon flour to reserved drippings in skillet; stir until smooth. Cook 1 minute, stirring constantly. Gradually add remaining 1 cup half-and-half and syrup; cook over medium heat, stirring constantly, until thickened and bubbly.
Arrange waffles on a platter. Top each with a ham slice, a chicken breast half, and candied sweet potatoes and bananas. Serve with sauce.