Bean and Spinach Soup

2 cups organic, low sodium white kidney beans (cannellini), canned or home cooked
1-2 cups organic, low sodium kidney or red beans, canned or home cooked
1 cup organic, low sodium garbanzo beans (chickpeas), canned or home cooked
4 cups fresh spinach or escarole, washed, drained, and chopped or 10 oz package of frozen chopped spinach
4 cups vegetable broth
2 medium onions, chopped
1 large garlic clove, minced
1 tsp dried basil
1 Tbsp dried parsley
1 tsp dried oregano
pepper to taste

Combine all ingredients and simmer about 45 minutes, until onions are soft.