In the bowl of a food processor, add the smoked salmon, room temperature cream cheese, sour cream and mayonnaise.
Chop the chives and dill and add to the bowl with a squeeze of lemon juice and salt and pepper. Start with a small pinch of salt and adjust seasoning once blended.
Blend until the dip is the consistency of your choice.
Transfer the dip to a serving bowl of your choice then scatter of fresh dill and serve with lemon wedges and crackers of your choice.