Green Beans and Summer Squash Salad

Ingredients (for 6 servings)

• 1 lb — Green Beans
• 3 tbsp — white balsamic vinegar
• 1 whole — Onions
• 2 tsp — dijon mustard
• 2 clove — Garlic
• 8 cup — rainbow chard
• 1 can — red kidney beans
• 1 whole — yellow summer squash
• 1 whole — salt and black pepper
• ¼ cup — Walnuts