Butter-Pecan Ice Cream

INGREDIENTS

• 1 1/2 cups pecans
• 2 Tbs. unsalted butter
• 2 Tbs. plus 2/3 cup firmly packed dark brown
• sugar
• 1 1/2 cups heavy cream
• 1 1/2 cups milk
• 4 egg yolks
• Pinch of salt
• 1 tsp. vanilla extract