Grilled Pineapple Satays With Spiced Coconut Caramel

Name: Grilled Pineapple Satays With Spiced Coconut Caramel
Ingredients: 0.25 c packed light brown sugar; 0.25 c dark spiced rum (such as captain morgan; 1 ripe pineapple; 1.5 c sugar; 0.25 c packed dark brown sugar; 0.5 c water; 1 c coconut milk; 1 whole clove; 5 whole cardamom pods; 0.25 t whole fennel seeds; 1 t whole black peppercorns; 0.25 t red-pepper flakes (optional); 0.25 c unsweetened shredded coconut, lightly toasted in oven 4 or 5 minutes