Heat a cast iron skillet over medium high heat.
Add the olive oil to the hot skillet. Sear the shrimps in batches - 1 to 2 minutes per side. Remove and set aside.Note: The shrimps/prawns does not need to be fully cooked at this stage. It will finish cooking in the sauce. 2 - 4 tablespoons extra virgin olive oil, 2 pounds wild colossal black prawns
To the same skillet, add a tea spoon or two of oil if needed. Sauté the garlic and red pepper flakes. Reduce the heat. and cook 30 to 60 seconds until fragrant. Note: The garlic should not have any color. Browning the garlic will change the flavor. 5 - 6 cloves fresh garlic, 3/4 teaspoon red pepper flakes
Add in the lemon zest, shrimps/seafood stock and the saffron threads with the blooming liquid. Stir and cook 2 to 3 minutes to marry the flavor. Note: You can use store bought seafood stock or use the homemade recipe link in the notes below. zest from 1 lemon, 1 - 1 1/2 cups homemade shrimps or seafood stock, 1 pinch of saffron threads
Add the butter a few chunks at a time and stir or whisk until incorporated into the stock. Keep adding the butter until all of it is incorporated.Note: The sauce should look glossy and not too thick. 4 ounces cold butter
Add back the coked shrimps, lemon juice and half of the parsley. Mix. Cook up to 2 minutes until the shrimps are cooked through. Turn off the stove.
1 large lemon juiced, 1/2 cup fresh parsley, 2 pounds wild colossal black prawns
Serve hot over pasta or rice and garnish with more parsley. Enjoy.