Suggested format for a wiki containing a quick summary of what's available and when at the various MLLs...

Summary of Meal Offerings and Times at MLLs

YYZ Domestic
Breakfast: 05:15 AM - 10:30 AM; (as of March 2018) oatmeal, yogurts, scrambled eggs, sausages, hash browns, bread, jam etc. As of Nov/Dec 2018: the usual oatmeal yogurt, bread, bananas, sometimes watermelon, cheese omelette, some sort of meat (e.g. sausage), some sort of roasted potato (from frozen)
Lunch: 11:00 AM - y:yy PM; 2 soups, small salad/vegetable offering (e.g. potato salad, kale and cranberry salad, edamame beans), margarita pizza (starting at 11:30), cookies, fruit
Dinner: x:xx PM - y:yy PM; quick description of food offerings
Outside meal times: tortillas, salsa, cookies, soups. PHOTOS
Alcohol available: 11:00 AM - y:yy PM/AM

YYZ Transborder
Breakfast: x:xx AM - y:yy AM; quick description of food offerings
Lunch: x:xx AM - y:yy PM; quick description of food offerings
Dinner: x:xx PM - y:yy PM; quick description of food offerings
Outside meal times: quick description of food offerings
Alcohol available: 11:00 AM - y:yy PM/AM

YYZ International
Breakfast: x:xx AM - y:yy AM; quick description of food offerings
Lunch: x:xx AM - y:yy PM; See this post for photos https://www.flyertalk.com/forum/30073984-post2600.html Note that the last photos posted for this MLL were Aug 2018
Dinner: x:xx PM - y:yy PM; quick description of food offerings
Outside meal times: quick description of food offerings
Alcohol available: 11:00 AM - y:yy PM/AM

YVR Domestic
Breakfast: 07:00 AM - 9:30 AM; (as of July 2018), sausages, scrambled eggs, potato cakes, oatmeal, yogurts, bananas, bread, jam etc
Lunch: 11:00 AM - 2:00?? PM; pizza (limited time, usually replenished no more than twice), salads (chips are pulled) ended ~2pm today, but seems abnormal -eb 2018Jun20
Dinner:6:00 PM - 6:45 PM; macaron with crushed tomato sauce, sprinkled lightly with shredded white cheese and a few basil leaves
Outside meal times: tortillas, salsa of hummus (not both at same time), cookies; pretzels from 3:00 PM until 4:30 PM
Alcohol available: 11:00 AM - at least 10:00 PM

YVR Transborder
Breakfast: ??:?? AM - ??:?? AM; quick description of food offerings
Lunch: 11:00 AM - y:yy PM; quick description of food offerings
Dinner: x:xx PM - y:yy PM; quick description of food offerings
Outside meal times: quick description of food offerings
Alcohol available: 11:00 AM - y:yy PM/AM

YVR International
Breakfast: ??:?? AM - 10:30 AM; (as of March 2018), oatmeal, scrambled eggs, cantaloupe, croissant/danish. PHOTOS and more PHOTOS
Lunch: 11:00 AM - y:yy PM; similar to YUL international, salads, veggies, hot pasta dish
Dinner: x:xx PM - y:yy PM; quick description of food offerings
Outside meal times: PHOTOS from pre-late night departures
Alcohol available: 11:00 AM - y:yy PM/AM

YUL Domestic
Breakfast: x:xx PM - y:yy PM; quick description of food offerings
Lunch: 11:00 AM - y:yy PM; quick description of food offerings
Dinner: x:xx PM - y:yy PM; quick description of food offerings
Outside meal times: quick description of food offerings
Alcohol available: ??:?? - y:yy PM/AM

YUL Transborder
Breakfast: ??:?? AM - ??:?? AM; quick description of food offerings
Lunch: 11:00 AM - y:yy PM; quick description of food offerings
Dinner: x:xx PM - y:yy PM; quick description of food offerings. PHOTOS of pasta
Outside meal times: quick description of food offerings
Alcohol available: 11:00 AM - y:yy PM/AM

YUL International
Breakfast: ??:?? AM - ??:?? AM; quick description of food offerings
Lunch: 11:15 AM - y:yy PM; pizza, 3 different salads, raw veggies plus around 11:30, chef was making pasta with garlic and shrimp
Dinner: x:xx PM - y:yy PM; quick description of food offerings
Outside meal times: tortilla chips, salsa, guacamole, cookies, fruit salad, other salads, soups. PHOTOS
Alcohol available: 11:00 AM - y:yy PM/AM

YYC
Breakfast: ??:?? AM - ??:?? AM; muffins, fruit, yogurt, toast (with various spreads)
Lunch: ~11:30 AM - 1:30 PM; pizza, soup, chilli; Mon beef roast + sides
Dinner: ~4:30 PM - 6:30 PM; skillit, veggies, rice, Chilli, soup
Outside meal times: ???
Alcohol available: 11:00 AM - y:yy PM/AM


LAX
Breakfast: 05:15 AM - 10:30 AM; (as of March 2018) oatmeal, cold hard boiled eggs, yogurt, bread, jam etc
Lunch: 11:00 AM - y:yy PM; 2 soups, small salad/vegetable offering (potato salad, kale and cranberry salad, edamame beans), nachos, salsa, sour cream, cookies, fruit
Dinner: x:xx PM - y:yy PM; quick description of food offerings
Outside meal times: tortillas, salsa, cookies, soups.
Alcohol available: 6:00 AM - 9:30 PM

etc...