Proteins abundantly found in animal food sources, are the main constituents of human cells. These building blocks required for the structure formation, function, regulation of organs and immunity are essential in one’s diet to repair cells in body and make new ones. Vegetarians and vegans need to rely on specific plant sources of protein.
There are a number of high protein vegetarian snack ideas easy to go, that you can make yourself, or even take raw at home, that are low on carbs, making it good for vegetarians/ vegans. 10 best vegetarian snack ideas that we propose are easy and yummy and are as suggested below.
Ideas of vegetarian snacks to make at home
Vegan Omelet: This eggless omelet is mainly prepared with chickpea and flour batter, spiced with onions, green chilies and coriander make a very tasty, easy to make protein high snack & starter.
Baked Crispy Tofu: Breaded tofu nuggets, crispy oven-baked made a little spicy are perfect to-go snack and are quite proteinaceous.
Butternut Kale Salad: Simple to make with roasted butternut squash, kale, couscous, goat/blue cheese, dried cranberries, walnuts with dried cherries and pecans, tossed with orange vinaigrette packs a protein punch. 
Greek salad wraps with Halloumi: Raw Greek salad and Greek yogurt in flat bread wraps with fried Halloumi is good example of make at home, tasty veggie snacks packed with high amount of protein.
Tofu Stuffed Spring Rolls: Easy to make at home with fried golden-brown tofu, savoy cabbage, bell pepper, chopped carrots, green onions, and cilantro or mint stems rolled tightly like a burrito, goes well with ginger peanut sauce is one of the good ideas to deliciously serve natural protein. 
Homemade high protein vegan dumplings: Can be made simply from wonton/dumpling wrappers available in the food store vegans need to ensure no egg in the ingredients. Stuffed with tofu, carrot, green onions, chopped cabbage of choice and kale. Hot steamed dumplings are best enjoyed with specially prepared dip sauce made of soy and is source of healthy proteins. 
Chickpea Stew: Spiced chickpea stew with carrots, zucchini, eggplant or spinach is protein rich not only from chickpeas, but brown rice as well, which is a condiment which goes well with the chickpea stew. 
Chickpea shawarma: This awesome snack is full of good protein and flavorful with chickpeas cooked in shawarma spice then stuffed in pita bread with hummus and lettuce. It can be easily self-made and is low carb.
Italian Veggieballs & Spaghetti: Made from kidney beans, ground vegetables with crunchy whole wheat breadcrumbs served with gravy on top of whole wheat spaghetti, not only tastes best but combines a lot of protein & fiber with energy. 
Peanut Butter Spicy Tempeh & Rice: Baked Tempeh marinated in spicy peanut sauce served on cooked brown rice with prepared cabbage and garnished onion tastes awesome along with serving a high dose of protein.
Other easy snacks to go
Apart from these there are condiments which can be easily prepared at home and tweaked with normal vegetarian food to make it more proteinaceous. 
Nuts like almonds, pistachios, walnuts, hazelnuts can be added to salads and toppings or to be simply taken as snacks are excellent source of protein. 
Yogurt in general is an excellent source of protein specially the denser more proteinaceous Greek yogurt. There are vegetarian sausages available at supermarkets which are a good source of proteins, although most of them contain egg white. Many delicious to go snacks can be prepared with these. 
Traditionally-made hummus is a wholesome healthy tasty food made with chickpeas, olive oil – a heart-healthy unsaturated fat – tahini, can be eaten with pit chips, salads, pastas, sandwiches, veggie dips for celery, broccoli, etc. The concept of to go snacks is readily realizable now a days with no of time-consuming ingredients readily available in the market. Making them high plant protein based using right ingredients is a good option.