Cold water makes good oysters, and in winter, they're at their plump, luscious best. West Coast varieties, such as Kumamotos and Olympias, have a creamy sweetness we can't resist.
Squeeze of fresh lemon juice
Oysters on the half shell
1. In a bowl (size depends on amount you're making), whisk together horseradish, ketchup, and lemon juice until blended.
2. Serve as a topping for oysters.