Spinach, White Bean and Bacon Salad

Ingredients

• 1 tbsp. olive oil
• 3 slices turkey bacon, cut crosswise into 1/2-in. (0.5-cm) wide strips
• 12 oz. (340 g) fresh shiitake mushrooms, stems removed and caps thinly sliced
• 1 can (19 oz./540 g) white beans, rinsed and drained
• 1/2 cup (4 fl oz./125 ml) low-sodium mixed vegetable juice
• 2 tbsp. red wine vinegar
• 1 tbsp. Dijon mustard
• 12 cups (1 lb./450 g) spinach
• 1 yellow bell pepper, cut into small cubes
• 1 large red onion, halved and thinly sliced