For the sauce: Heat olive oil in a pan over medium heat. Add red onion and sauté for 1-2 minutes. Add the sliced mushrooms and sauté for another 2-3 minutes. Season with salt.
2. Step
Add white wine and cream to deglaze the mushrooms. Let simmer for 5 minutes.
3. Step
For the burgers: Cook patties on the BBQ or stovetop until cooked through and toast the buns.
4. Step
Slice the figs.
5. Step
Top the patties with mushroom sauce and sliced fig and place in the buns.