Bring peas, turkey wings, and 6 cups water to a boil in a large Dutch oven. Cover, reduce heat to medium, and simmer 45 minutes or until peas are tender, skimming any foam from surface. Drain peas, reserving 1 1/4 cups liquid. Remove turkey meat from bones. Chop meat.
Sauté ham and next 7 ingredients in hot oil in Dutch oven over medium-high heat 10 minutes or until vegetables are tender. Add peas, reserved 1 1/4 cups liquid, turkey meat, collards, hot sauce, and 6 cups water. Bring to a boil; reduce heat to medium, and simmer, stirring occasionally, 30 minutes. Stir in vinegar. Season with salt and pepper. Discard bay leaf. Serve over rice with Cornbread Croutons and parsley.