Roast Beef with refried

1 loaf French baguette , cut into 1/4-inch slices 4 tablespoons olive oil 1/2 cup whipped cream cheese 1 tablespoon horseradish , to taste 1/2 lb flat iron[...]

4 medium red potatoes, each cut into 8 wedges 1/4 cup water 1/2 red onion , thinly sliced 1 lb roast beef 1 pint grape tomatoes , cut in half lengthwise 9[...]