Irish seafood chowder

Name: Irish seafood chowder
Ingredients: 4 oz bacon (cut into chunks); 1 tbsp butter; 1 onion (diced); ½ cup green onions (separated into two ¼ cups); ¾ cup celery (diced); 2 cloves garlic (smashed and chopped); 3 yellow potatoes (small diced); 1 lb fish (I use a mix of cod, halibut and smoked haddock, but us any kind of flaky fish fillet you like); 3 cups seafood stock or vegetable stock; 1 can evaporated milk; 1/3 cup heavy cream; 2 tsp Old Bay seasoning; Fresh thyme (use 2 tsp of dried thyme is you don’t have fresh)