With terms such as 'Artisan', 'Farm fresh', and 'Freshly baked' appearing on our food, you might assume they're describing a higher quality product. But what do they really mean? Yahoo Lifestyle investigates...

Red Tractor Scheme Logo
Often seen on pre-packaged food, the Red Tractor logo indicates that the producer has met certain minimum health and welfare standards, and so we might feel more comfortable buying it. But what does this really mean? According to their website, it indicates that the producer has met "rigorous" standards in food safety, animal welfare, and consideration for the environment. It also certifies the food as UK origin. They also state that all 'Red Tractor' foods can be traced back to the farms that produced them.

[Related article: Foods you should keep in the fridge and some you shouldn't]

Farm fresh
These words might conjure up images of happy chickens pecking around leafy fields, but Compassion in World Farming argues that this is not always the

Would you order a burger with over a thousand slices of bacon? Or a pizza stuffed with cheeseburgers? Take a look at these extra-ordinary fast food dishes from around the globe that give a whole new meaning to the word 'extreme'.

The Heart Attack Grill's Quadruple Bypass Burger, Las Vegas

At the hospital-themed Heart Attack Grill, waitresses dress in skimpy nurse outfits and offer an 'eat for free' promise to anyone weighing over 350lbs. There are a number of different burgers on the menu — but the largest is the Quadruple Bypass Burger (following the famed Triple Bypass Burger): four burger patties, cheese, tomato and onions squeezed into a bun spread with pure lard. And don't worry if, after all that, you can't move. If you eat all of it, your waitress will push you out to your car in a wheelchair. But what's the calorie damage? John Basso, owner of the Heart Attack Grill told Yahoo!: "We do not count calories. I can though say that Guinness World Records confirmed the caloric count

Burgers don't have to be boring! Here are 10 interesting and tasty burger recipes that you can easily make at home.

Thai-flavoured tofu burgers

For this spicy vegetarian burger, drain a 280g pack of tofu and crumble into a bowl. Add an egg, 2-3 teaspoons of red or green Thai curry paste, 1 tablespoon cornflour and 1-2 tablespoons chopped fresh coriander. Form into small patties, dust with flour and fry in a little oil, for 3-4 minutes on each side. Spread chilli jam or dipping sauce over one half of a small bread roll and scatter with coriander leaves. Serve with lime wedges for squeezing over.

                                        [Related feature: How to cook the perfect hamburger]

Mushroom and Stilton burger

Mushrooms have an almost meaty texture when lightly cooked. Remove the stalk from a large, flat mushroom and scatter one chopped garlic clove, a little salt and a drizzle of olive oil on the dark underside. Top with some crumbled Stilton cheese and place under a grill for