Instructions

1. In a large stock pot bring 6 cups of water to a boil.
2. Add 1 tablespoon of salt and cubed potatoes.
3. Cook for about 10 minutes so they're slightly undercooked.
4. In a 10 quart soup pot, over medium heat add olive oil and unsalted butter.
5. Once small ripples form add onions and celery and cook until onions are transparent.
6. Stir in minced garlic, bay leaves, and thyme.
7. Reduce heat to medium-low and add white wine and chicken broth.
8. Add salmon, shrimp, and potatoes.
9. Let simmer for 5 minutes.
10. Remove from heat and gradually fold in yogurt.
11. Reheat slowly to avoid curdling yogurt and serve shrimp and salmon chowder.