Rainbow Cole Slaw

Ingredients

• 1/2 small green cabbage (about 1 1/4 lb.)
• 1/2 small red cabbage (about 1 1/4 lb.)
• 1 large carrot, peeled
• 1 tablespoon salt
• 2 tablespoons mustard seeds
• 1 tablespoon vegetable oil
• 1/4 teaspoon chili flakes
• 1/2 cup cider vinegar
• 1/4 cup sugar
• 1 teaspoon Dijon mustard
• 1 red bell pepper, cut into thin strips (about 1 1/2 cups)
• 1 yellow bell pepper, cut into thin strips (about 1 1/2 cups)