One recipe that I've eaten many times throughout my life, and especially during the fall and winter seasons, is my mom's slow-cooker pot roast. My mom told me she first got a version of the recipe ...
Cover pot, transfer to oven and roast for up to 4 hours. Check on it after the first 2 hours and then, an hour later. Once it’s been cooking for 3 hours, you may want to check it more often.