Lightly sweetened whipped cream or vanilla ice cream
Directions
Whisk first 4 ingredients in medium bowl. Add butter; rub in with fingertips until mixture begins to clump together. Mix in walnuts. DO AHEAD Can be made 1 day ahead. Cover; chill.
Place first 6 ingredients in medium skillet. Stir over medium-high heat until sugar dissolves and mixture comes to boil. Add cherries; reduce heat to medium and simmer until cherries begin to soften and liquid is slightly reduced, about 5 minutes. Remove from heat and cool.
Preheat oven to 375°F. Generously butter 13x9x2-inch glass baking dish. Toss pears and dried cherry mixture in large bowl; spread in baking dish. Sprinkle streusel mixture over. Bake until bubbling and golden, about 1 hour; cool. Serve warm or at room temperature with whipped cream or ice cream.