Split Pea Soup

Ingredients

• 1 1/2 cups dried split green peas
• 4 1/2 cups cold water
• 1 large onion, sliced
• 1 cup diced celery
• 1/2 pound cooked ham, diced
• 1 1/2 teaspoons salt
• 1/2 teaspoon pepper
• 3 cups milk