Combine the first 7 ingredients in a bowl and set aside. Melt the butter in a skillet over medium heat. Add the onions, celery, bell peppers, green onions, garlic, Tabasco, Worcestershire, and seasoning in bowl. Sauté until mixture starts sticking to pan, stirring occasionally and scraping the pan bottom. Stir in the milk and ketchup. Remove from heat and allow mixture to cool. When mixture has cooled, add it to the ground beef in a large mixing bowl. Also add the eggs and bread crumbs. Mix by hand until thoroughly combined, being sure to remove the bay leaves. Mold into a oval shape in a 13 x 9 inch baking pan. Bake, uncovered, at 350ºF  for 55 minutes. Remove and let sit 5 minutes. Slice and serve immediately. Serves 6 to 8.