Spring Pea Medley with Edible Bowl

Name: Spring Pea Medley with Edible Bowl
Prep time: 15 min
Cook time: 5 min
Total time: 20 min
Cuisine: American
Ingredients: 2 tablespoons butter; 1 small sweet onion, diced; 1 cup fresh shelled green peas; 0.5 cup low sodium, low fat vegetable broth; 0.5 pound sugar snap peas, trimmed; 0.5 pound snow peas, trimmed; 1 tablespoon chopped fresh parsley; salt and pepper to taste; 1 medium head radicchio