Beef Satays with Asian Dipping Sauce

Ingredients

• 1 boneless beef sirloin steak (1 inch / 2.5 cm thick, 12 oz / 375 g), trimmed
• 1/2 cup (125 mL) rice vinegar
• 1/2 cup (125 mL) finely chopped red bell pepper
• 2 tbsp (30 mL) sugar
• 1 tbsp (15 mL) finely chopped shallot
• 1-1/2 tsp (7 mL) grated peeled fresh ginger
• 1 1-1/2 tsp (5 to 7 mL) chile garlic sauce
• 1/2 tsp (2 mL) grated lemon zest
• 3 large yellow or red bell peppers, cut into 8 triangles each
• 1/2 tsp (2 mL) salt
• 4 scallions, sliced into 3-inch (7.5 cm) pieces