Pickled Carrots

Ingredients

• 1 lb. carrots, diagonally sliced
• 2 tomatoes, peeled, seeded and diced
• 1 yellow onion, sliced
• 1/3 c. sugar
• 1/4 c. olive oil
• 1/4 c. distilled white vinegar
• 1/4 tsp. dry mustard
• salt and pepper to taste