Combine egg yolks, lemon juice, cream ,sriracha, hot sauce and pepper in the top of a double boiler over simmering water. Do not allow the water to touch the bottom of the pan your egg yolks are in
Whisk constantly untilmixture starts to thicken. If at any time it seems to thick remove pan from heat and add drops of water from simmering pan
Slowly off heat whisk in melted butter, keeping mixture thick
Remove to a heatproof dish. Sauce can be kept warm up to 1 hour in a pan of hot, not simmering water, giving it a stir frequently. If it gets to thick add drops of water from pan its in to thin it.
Serve with vegetables, grilled and roasted meats, and eggs
