Using ingredient loaf sourdough french bread

Grandma Sofie's Split Pea Soup With French Bread Croutons

• 2 stalks celery
• 1 onion (chopped)
• 1 loaf sourdough french bread
• 1 garlic clove (minced)
• 1/2 bacon
• 375 gr split peas
• 55 gr butter
• 5 gr parsley (chopped)