Black Bean and Rice Salad | Dinner Tonight

Ingredients

• 1 cup cooked and cooled brown rice
• 1 cup chopped onion
• 1/4 cup chopped green bell pepper
• 1/4 cup chopped, red bell pepper
• 1 15 ounce can unsalted black beans (rinsed and drained)
• 1/4 cup white wine vinegar or lemon juice
• 1/2 teaspoon dry mustard powder
• 1 teaspoon garlic clove (chopped (or 1/2 teaspoon garlic powder))
• 2 tablespoons canola oil
• 1/4 teaspoon ground black pepper
• 1/8 teaspoon salt (optional)