Mexican-Style Breakfast Sandwich

Ingredients

• , 1 tsp (5 mL) ,white or cider vinegar (optional)
• , ⅓ cup (75 mL) ,canned black beans, drained and rinsed
• , 2 tsp (10 mL) ,lime juice
• , ,pinch of cumin and salt
• , 3 tbsp (45 mL) ,coriander, coarsely chopped and divided
• , 3 tbsp (45 mL) ,peanut butter
• , 2 tbsp (30 mL) ,mayonnaise
• , 1 tbsp (15 mL) ,canned adobo pepper in adobo sauce, chopped
• 2, ,eggs
• 2, ,whole wheat English muffins
• 2, ,slices crisp cooked bacon, broken in half (optional)
• 2, ,thin tomato slices