L'Essence is highly regarded for its "inventive" French cuisine, seamlessly blending with "unique" Korean ingredients. Over 90% of guests praise the dishes as "delicious," "beautiful," and "memorable," frequently highlighting "new combinations of ingredients" and a "refreshing flavor." Specific menu items that receive commendation include the "Tartar brioche," "pan-grilled mackerel," and the "egg and butter gnocchi." The "duck with figs" is also a notable recommendation. However, approximately 10% of feedback indicates pasta dishes can be "disappointing" and that some herbs might occasionally overpower main flavors. Service is consistently rated positively by around 85% of reviewers, described as "warm," "attentive," and featuring "kind explanations" from the chef, often in English. The owner-chef, Julian, is noted for his international experience and talent. The ambiance is generally perceived as "nice" and "casual," though without remarkable views. Parking is identified as a challenge by about 20% of visitors, with a suggestion to use a nearby swimming pool. Wine pairings are well-received and considered reasonably priced.