INGREDIENTS
2 tbsp
Dill, fresh
2 tsp
Lemon, zest
3/4 cup
Radishes
2
lbs Red potatoes, smallish
3
Scallions
1 1/2 tsp
Dijon mustard
1 1/2 tbsp
Lemon juice, fresh
1/2 cup
Mayonnaise
1
Kosher salt
1
Pepper, Freshly ground black or white
1/4 cup
Heavy cream
2
Inner ribs celery and their tender leaves, finely chopped (about 1/2 cup)