shred the head of lettuce and make a bottom layer of it in a large cocktail glass

open the can of crab meat and drain it of fluids keep aside a few (10) larger bits of crab leg

mix the mayonnaise and ketchup in a bowl

add the tomato puree

add sweetner to personal preference to diminish the sour tomato

add a little bit of lemon juice

add a small amount of whiskey

mix well then add the whipped cream and mix well

put the crab onto the lettuce bed

add the sauce on top

place the larger bits of crab onto the sauce layer as edible decoration

add a slice of lemon to the edge of the glass to squeeze over the cocktail if desired