natural gas grill to medium-hot.
In a small saucepan, combine honey, brandy, orange marmalade, 3 tablespoons
melted butter and cinnamon. Place on the grill and bring to a simmer.
Simmer 3 minutes, then remove from heat.
Brush the pineapple and orange slices with remaining butter. Grill the
fruit, turning and basting with sauce until lightly glazed and heated
through (about 5 minutes).
Transfer to cutting board and cut into 1/2-inch diced cubes. For service,
scoop 1/2 cup ice cream into serving dishes. Top with chopped fruit,
drizzle with the remaining sauce, and top with chopped nuts.