What's the formula for a perfect burger? With such fierce competition, restaurants are upping the ante, gilding patties with signature additions. Here are some notable equations.
Kobe beef + foie gras pâté + chanterelle mushrooms + lightly fried onion strings + truffle mayo + organic watercress + garlic mustard + side of red wine demi-glace = $20 The Ultimate Kobe Classic at Romer's Burger Bar in Vancouver
Veal + mushroom confiture + Quebec brie cheese + spicy mayo = $19 burger at Le Local in Montreal
All-beef patty + peanut butter + jack cheese + bacon strips = $12.29 SK8R Boy burger at The Works Gourmet Burger Bistro in Ottawa