While an all-beef burger  is pretty darn hard to beat, these unconventional burgers give the all-American classic a run for its money. These burgers, which run the gamut in style from Southwestern crab cakes nestled between buns to Asian-inflected options (mushu pork or tandoori chicken burgers, anyone?), are bound to satisfy even those who swear by the bovine standard. Keep reading, get inspired, and then fire up the grill!
Source: Aida Mollenkamp , A Better Happier St. Sebastian , The Gouda Life , The Little Ferraro Kitchen 
Mediterranean-Spiced Lamb Burger
For a taste of the Mediterranean, try an earthy lamb burger  dressed with olive mayo, red onions, feta, and cucumbers.
Source: Aida Mollenkamp 
Tandoori-Style Chicken Burgers
Chicken burgers  shed their boring reputation when seasoned with tandoori-style spices and served sandwiched between two pieces of chewy naan with a dollop of minted  yogurt sauce.
Source: The Little Ferraro Kitchen 
Mushu Pork Burger
Sauteed shiitake mushrooms, cabbage, hoisin sauce, fried egg (check out the oozing yolk) and well-seasoned pork combine for a delectable mushu-pork inspired burger .
Source: Use Real Butter 
Southwestern Crab Cake Burgers
Sandwich tender crab cakes between two burger buns  and you're bound to have a winner on your hands. Slather on avocado-scallion mayo and a healthy dose of jicama-carrot slaw, and it's practically a sure thing.
Source: The Cozy Apron 
Bison-Apple Burgers with Smoked Blue Cheese
Meaty bison patties  meet their match with sweet apples, sage-jalapeño pesto, and smoked blue cheese. For extra points, pair this stunner of a sandwich (or any of these burgers) with a frothy beer.
Source: The Gouda Life 
Sundried Tomato and Basil Turkey Burgers
Turkey burgers take on an elevated form when seasoned with savory-sweet sundried tomatoes, romano cheese, basil, and garlic. (And that's just in the patty!) Rounded out with smoked provolone cheese, basil mayonnaise, and caramelized onions and this fully-loaded burger  is hard to beat.
Source: A Better Happier St. Sebastian 
Pork and Chorizo Burgers
Bold, juicy, and just spicy enough, chorizo-enhanced pork burgers  are bound to enter your recipe rotation after the first bite.
Source: Ezra Pound Cake 
Buffalo Chicken Burgers
Pay homage to a game-day favorite — hot wings dipped in blue cheese dipping sauce — with zingy chicken burgers  that pair a buffalo chicken patty with creamy blue cheese slaw.
Source: Closet Cooking