Sort and wash beans; place in a Dutch oven. Cover with water to 2 inches above beans; bring to a boil, and cook 20 minutes.
Remove from heat; drain beans.
Preheat oven to 37
Heat oil in pan over medium-low heat.
Add onion; saut 10 minutes.
Add beans, broth, and the next 5 ingredients (beans through bay leaf); bring to a boil. Cover and bake at 375 for 1 hour and 15 minutes. Stir in collards, vinegar, and tomatoes. Cover and bake an additional 1 hour or until beans are tender, stirring occasionally. Stir in salt and pepper. Discard bay leaf.