Heat oven to 350ºF. Grease 13x9-inch (3-quart) glass baking dish with shortening, or spray with cooking spray. Cook and drain noodles as directed on package.
While noodles are cooking, heat 5 cups water to boiling in 3-quart saucepan. Add asparagus; heat to boiling. Boil 3 to 4 minutes or until crisp-tender; drain. Place asparagus in bowl. Toss with oil and lemon pepper seasoning salt.
Melt butter in 2-quart saucepan over low heat. Stir in flour. Cook over medium heat, stirring constantly, until mixture is smooth and bubbly; remove from heat. Gradually stir in broth, milk and marjoram. Heat to boiling, stirring constantly. Stir in chicken, 1/4 cup of the bell peppers and 1/2 cup of the Parmesan cheese. Cook about 2 minutes or until hot.
Spread about 1/2 cup of the chicken mixture in baking dish. Top with 3 noodles, 1 1/2 cups chicken mixture, half of the asparagus and 1 cup of the mozzarella cheese. Repeat layers, starting with noodles. Top with remaining 3 noodles.
Beat whipping cream in chilled small bowl with electric mixer on high speed until stiff peaks form. Spread over top of lasagna. Sprinkle with remaining 1/4 cup bell peppers and 1/4 cup Parmesan cheese.
Bake uncovered 40 to 45 minutes or until hot in center and top is golden brown. Let stand 10 minutes before cutting. 8 servings.