Red wine and garlic slow-cooked lamb shanks

Ingredients: 2 tsp olive oil 2 tbs plain flour Salt & freshly ground pepper 4 lamb shanks, trimmed 1 brown onion, chopped 2 garlic cloves, crushed 2/3 cup (160ml) red wine 700ml bottle Italian cooking sauce 250g green beans 1/3 cup chopped fresh parsley 1 lemon, rind finely grated 1 garlic clove, extra, crushed  …