Nonstick cooking spray

3 slices extra-thick-sliced bacon

2 tablespoons packed brown sugar

2 tablespoons stone-ground mustard

1 tablespoon honey

½ teaspoon fresh lemon juice

2 tablespoons roasted red pepper hummus, divided

2 slices French bread, toasted

2 romaine lettuce leaves

4 or 5 slices heirloom tomatoes

Salt and black pepper, to taste

¼ cup microgreens