easy, peasy bean soup

Ingredients

• 1-15oz. can great northern beans, rinsed & drained
• 1-15oz. can kidney beans, rinsed & drained
• 1-15oz. can baked beans
• 2 cans tomato soup
• 2 cups water
• 3 tablespoons butter or margarine
• 1 cup carrots, diced
• 1 cup celery, diced
• 1 cup onions, diced
• 1 tablespoon lemon juice
• 1 1/2 cups ham, diced, cooked and lightly browned
• 1 teaspoon marjoram, dried
• 1 teaspoon freshly ground black pepper