Slow-cooker tomato, basil and eggplant beef

Ingredients (serves 4): 750g gravy beef, cut into 5cm pieces 2 tablespoons plain flour 2 tablespoons olive oil 1 medium brown onion, chopped 1 eggplant, halved, cut into 1cm thick slices 1 zucchini (baby marrow), halved, sliced 2 garlic cloves, thinly sliced 2 x 410g cans chopped tomatoes with basil and garlic 2 tablespoons tomato paste…