Grilled Pineapple with Brown Sugar Rum Sauce Recipe

INGREDIENTS

• The Sauce:
• 1/4 cup (4 tbsp) unsalted butter
• 2/3 cup brown sugar
• 2 tbsp all-purpose flour
• 1 cup half-and-half
• 3 tbsp dark rum
• 1 tbsp fresh lemon juice
• 1/4 tsp vanilla extract
• The pineapple:
• Canola oil, for brushing the grill
• 1 (4 lb.) pineapple, skin removed, cut into 8 (3/4 inch) rounds, core removed
• Vanilla ice cream