Gently mix all ingredients together including a pinch of salt & pepper.
Form into 4 equal patties. Sprinkle each with salt & pepper and a drizzle of oil.
Over medium high heat grill the burgers until golden brown about 3-5 minutes.
Flip over the burgers. Cook until turkey is cooked throughout, about 5 minutes on the second side.
Spread a little mayonnaise on your bun, add your burger, cheese and another dollop of blueberry BBQ sauce.