Combine 1/2 cup boiling water and raisins; let stand 15 minutes or until raisins are plump. Drain.
Combine spinach and 2 tablespoons water in a large Dutch oven over medium-high heat. Cook 3 minutes or until spinach wilts, stirring frequently. Remove from pan. Wipe pan with a paper towel.
Heat oil in pan over medium heat. Add garlic; cook 30 seconds, stirring frequently. Add spinach, raisins, salt, and pepper; cook 1 minute or until thoroughly heated. Stir in pine nuts.