Slice crusty rolls into 1/2-inch thick slices. Place on a baking sheet and brush with melted butter.
Combine sugar and cinnamon and sprinkle over slices.
Bake at 400°F 5-10 minutes or until edges are toasted. Set aside to cool.
Place strawberries, pineapple and kiwi in a bowl and toss gently to combine. Place about 1 tablespoon fruit mixture on top of each toasted roll slice.
Combine sour cream, honey, lemon zest and lemon juice and mix well. Drizzle over fruit.