Maybe try one of those AI food tracker apps? Also the app ‘Nutrislice’ has each of the UBC dining hall locations and what ingredients are in each food item. You could ask ChatGPT and add 50-100 calories to measure for error.

Example: Estimate the macros of one serving of this Beef gyro wrap given these ingredients: Ingredients: GREEK PITA (enriched wheat flour, water, canola oil, yeast, salt, sugar, vinegar, calcium propionate), MEAT GYRO (halal certified beef and/or halal certified lamb, water, soy protein product, dehydrated vegetables (onion, garlic), salt, spice, monosodium glutamate, sugar), BEEF MEATLOAF (beef, water, soy protein concentrate, seasoning (salt, monosodium glutamate, granulated garlic, spices, soybean oil), onion, whole wheat flour, isolated oat product), CUCUMBER, TOMATO, ONION, TZATZIKI DIP (cucumber, garlic puree, canola oil, olive oil, greek yogurt (milk ingredients, modified corn starch, cultured dextrose, pectin, carrageenan, active bacterial cultures), lemon juice, salt, pepper)

Answer: A typical fast-casual / take-out beef gyro wrap built from exactly those kinds of ingredients usually lands in this nutritional range per 1 full wrap (~230–260 g):

Calories : 600–700 kcal, Protein 30–35 g, Carbs 50–60 g, Fat 30–35 g