In a 5-quart dutch oven or stock pot, sauté the onions and celery in extra virgin olive oil, over medium heat. About 2 to 3 minutes until fragrant.
2 - 3 tablespoons extra virgin olive oil, 1 small onion, 1 celery stalk
Add in the garlic, thyme sprigs and bay leaf. Sauté 30 to 60 seconds
4 cloves garlic, 3 - 4 sprigs fresh thyme, 1 bay leaf
Add in the shrimp shells. Mix to coat with the aromatics. Cook until the shells are pink. 3 to 4 minutes.
shrimp shells
Pour in the water. Bring to a boil. Lower heat and simmer for 30 minutes.
6 - 6 1/2 cups cold water
Turn off the heat. Stain the stock and discard the shells. The liquid shrimps stock is now ready to use.Note: Can be refrigerated up to 3 days or store in an air tight freezer container for up to three months.