Sustainability Consuming less without making service worse What your place actually consumes, in kilowatt-hours, litres and pieces of packaging, and what can come down without the guest noticing. With the warning almost nobody gives: what you can honestly claim you do. Six topics with an AI tutor. ● 6 topics · ~81 min Start → Sustainability Where what you buy comes from Knowing where your food actually comes from, why "local" is not always better, how to choose a supplier by origin, and what the certifications really mean. With the arithmetic of what switching one product costs, unvarnished. Six topics with an AI tutor. ● 6 topics · ~84 min Start → Sustainability What is left over, and where it goes A hundred and twenty-five kilos of food a month leave a kitchen like yours. This course is not about what that costs — that is already written — but about what you do with it: give it away, compost it, separate it properly, and weigh it. Six topics with an AI tutor. ● 6 topics · ~82 min Start →