INGREDIENTS
1
Artichoke heart, whole canned
2 cups
Arugula
1 cup
Basil, packed leaves
4
Portabella mushrooms, large
1/4 cup
Sundried tomatoes
1/4 cup
Balsamic vinegar
1 tbsp
Lemon juice
3/8 cup
Olive oil, extra virgin
1/3 cup
Walnuts
4
Hamburger buns