Cut the top and bottom off the pineapple. Stand it up on a cut end and cut through the centre vertically into 16 long wedges. Cut off the skin and core of each wedge.
1 whole pineapple
Grill pineapple on a hot grill for a minute or two on each side until each spear has nice grill marks but is not cooked through.
Stir cardamom into maple syrup and brush over grilled pineapple.
¼ cup pure maple syrup, ½ teaspoon ground cardamom
Arrange pineapple on a serving platter. Drizzle with yogurt and sprinkle with chopped basil