3/4 pound sliced bacon, cut crosswise into narrow strips 1/2 cup good-quality mayonnaise such as Hellmann's or Best Foods
1 red onion, finely chopped 2/3 cup sour cream
4 cloves garlic Salt and freshly ground black pepper
Grated zest and juice of 1 lemon Assorted crackers and toasted pumpernickel rounds and baguette slices for serving
1 pound fresh-cooked crabmeat, picked over for shell fragments and cartilage