Ingredients:

• 6 large green tomatoes (about 3 pounds)
• 3 medium yellow or white onions
• 3 medium red, yellow, or orange bell peppers (or a mix)
• 1 large green bell pepper
• 1/2 medium head cabbage (about 4 cups after chopping)
• 1/4 cup sea salt, pickling salt, or kosher salt
• 3 1/2 cups white vinegar
• 1 cup sugar
• 1 tablespoon yellow mustard seeds
• 1 teaspoon ground celery, celery flakes, or celery seed