Bring 1 gallon of water to a boil. Add the collard greens, onions, bell peppers, sugar, salt, oil, vinegar, seasoned salt and crushed red pepper and simmer, covered, until the greens are tender, 2 1/2 to 3 hours. Season to taste. Serve warm.
This recipe was provided by a chef, restaurant or culinary professional. It has not been tested for home use.
Recipe courtesy of Andrea "Cuppy" White and Joseph Jones, Cuppy's Best Soulful Deli, Ypsilanti, MI