Pot Roasted Pork in Beer

2 tablespoons olive oil 1500 g boneless rolled pork shoulder roast 1 onion , sliced thinly 3 garlic cloves , minced 2 bay leaves 150 g pancetta or 150 g bacon[...]

2 tablespoons butter 1 large red onion , thinly sliced 2 garlic cloves , minced 1 teaspoon ground cumin 1/2 teaspoon ground cinnamon 1/4 teaspoon ground[...]