In a bowl, combine vodka and water, and soak the oysters in the mixture for 15 minutes.
Combine flour with cumin, paprika, parsley, salt and pepper, and mix. Dredge the oysters in the seasoned flour until they are well coated.
Add the olive oil to a pan, and heat until the oil is hot. Fry the oysters in the oil for 1 1/2 minutes until lightly browned and crispy on the outside. Remove and drain on a paper towel Serve over saffron grits, 6 oysters to a serving.