First, halve the avocado, cut it into pieces and place it in a bowl
Cut the onions into thin strips, quarter the tomatoes and add them to the avocado in the bowl
Peel the garlic and either crush it with a garlic press or chop it finely and add it to the bowl
Then, one after the other, add the juice of half a lime, salt, pepper, oil and the shrimp to the bowl and mix well
Let it steep for 3-5 minutes and enjoy