After washing all vegetables, tear the lettuce into small pieces by hand, dice the tomato, peel the cucumber and celery
Put all the cut vegetables in a large bowl, olive oil, black pepper and salt
Cut the lemon in half and squeeze the juice on the vegetables. Pour in the soda and mix well
Cut two more slices of lemon into vegetables and soak for 10-15 minutes
Tips
1. Soda water can be replaced by pure water, mineral water and cold boiled water;
2. The fresh lemon can be replaced by concentrated lemon juice (sugar free). The taste of green lemon is better than that of yellow lemon;
3. Vegetables are not limited to these kinds. You can change them into cold vegetables you like;
4. Black pepper is essential, a little more delicious.