Apple and Fennel Slaw

INGREDIENTS

• 1 head green cabbage
• Ice water as needed
• 1 lemon, halved
• 4 fennel bulbs
• 4 Granny Smith apples
• 1 cup mayonnaise
• 1/4 cup sugar
• 1/4 cup fresh lemon juice
• 1/4 cup sherry vinegar
• 2 Tbs. milk, plus more as needed
• 1 tsp. salt
• 1 cup golden raisins
• 4 green onions, including tender green parts,
• thinly sliced
• 1/2 cup minced fresh flat-leaf parsley