The grill as a metabolic indicator
Mateo Rueda
Mateo Rueda
Published on July 27, 2023
2 967 vues
★★★★ 4.3

The grill as a metabolic indicator

Revelation by fire

Fire is the ultimate litmus test for any ingredient. When you place food on the glowing grill, you're not just cooking it; you test it. Fire demands absolute honesty. A mediocre product, saturated with water or preservatives, immediately unmasks under the bite of the flame: it collapses, it boils in its own juice, it loses its structure. Conversely, a quality food – a marbled meat, a dense and fresh vegetable – shines in the heat. It transforms, concentrates and reveals an unsuspected depth of flavor. This revelation by fire creates a form of natural selection in my cooking: I only work with what comes out of the furnace grown. It's a school of rigor where you quickly learn that you can't cheat with the elements.

It's fascinating that what 'reveals' best on fire corresponds exactly to the pillars of a low-carb diet. Animal proteins, with their protective fats, and non-starchy vegetables, with their resistant fibers, are the only ones that can withstand and magnify the intense heat of the grill. The sugars burn and become bitter; the starches dry out or require tricks to remain edible. Fire instinctively guides us towards real foods, those that have real nutritional density. By listening to the grill's lesson, we naturally align with the needs of our metabolism, without the need for complex calculations or abstract theories. The flame is our nutritional compass.

Frank sensory satisfaction

Cooking over a fire provides absolutely frank sensory satisfaction. First there is the crunch of the caramelized crust, this Maillard reaction which creates hundreds of new aromatic compounds. Then comes the contrast with the tender and juicy interior, where the original flavors have been preserved and enhanced. It is a total experience, which engages the senses of smell, sight and taste with an intensity that cooking with steam or water can never achieve. And the most remarkable thing is that this satisfaction occurs without any glycemic disturbance. We don't need sugar to feel pleasure; we need complexity and truth. The grill gives us this richness on a platter, without the disastrous consequences of refined carbohydrates.

I often observe the reaction of those who taste a perfectly grilled piece of meat, simply seasoned with salt and herbs. It is a moment of primordial recognition. The body seems to say: 'Finally, this is what I've been waiting for.' This satisfaction is not a fleeting dopamine spike followed by a crash, like that caused by a sweet dessert. It is a feeling of calm and lasting fullness. We feel deeply nourished and soothed. This sensory recognition is the best guarantee of the sustainability of a healthy lifestyle. When the pleasure is this intense and this 'clean', the urge to return to processed foods disappears on its own. The grill teaches us again to love what makes us feel good.

Metabolism as a guide

The grill is a metabolic eye-opener because it forces us to be honest with our own biology. A food that is too heavy, too loaded with starch or hidden sugars, does not behave well on the coals. It sticks, it burns unevenly, it loses its appeal. Only the foods our bodies are designed to process effectively — proteins, good fats, fibrous plants — thrive in this environment. It is a practical wisdom that ancient people possessed intuitively: fire teaches us, through repeated experience, what our metabolism really requires to function at its peak. By observing how food reacts to heat, we learn how it will react inside us.

This lesson from fire is perfectly aligned with the discoveries of modern science on metabolic health. We now know that inflammation and insulin resistance are the roots of most chronic diseases. However, cooking on the grill, favoring whole foods and avoiding sugary additives, is one of the best ways to prevent these imbalances. Fire acts like a filter: it eliminates the superfluous and keeps only the essential. By making the grill our main cooking tool, we adopt a healthy lifestyle that protects our pancreas, supports our muscles and nourishes our brain. It’s a preventative medicine that has a party feel.

Metabolic clarity

Eating grilled foods regularly, without the usual masks of industrial flours and sauces, leads to exceptional metabolic clarity. The body receives clear and unambiguous signals. No fast sugars to muddy the waters, no starches to create uncomfortable gut fermentation, just bioavailable nutrients and healthy fats. This clarity translates into stable energy throughout the day. We no longer experience fluctuations in mood and concentration linked to variations in blood sugar levels. We become more resilient, more enduring, more present.

With this clarity, satiety becomes predictable and reliable. We learn to recognize the exact moment when the body has received what it needs. We no longer eat out of habit or compulsion, but out of necessity and chosen pleasure. Health then begins to improve visibly: the skin clears, sleep becomes more restful, and body composition is naturally balanced. It is the result of a newfound communication between our senses and our cells, a conversation that the background noise of modern food had interrupted. The grill is the speaker of this inner truth.

Confidence in simplicity

One of the most valuable lessons grilling has taught me is confidence in simplicity. We don't need to complicate what already works. A quality food does not need to be processed to be sublime; he just needs to be respected. This philosophy extends well beyond the kitchen. It affects the way we approach health, work and life in general. By learning to trust the simplicity of fire and raw product, we learn to trust nature and our own capacity for discernment. We stop looking for miracle solutions in complicated products to return to the fundamentals that have proven themselves over millennia.

Trusting the grill also means trusting your body. It's accepting that we are made to eat real, whole foods, and that our metabolism has an intrinsic wisdom that we simply must support. By simplifying our plate, we simplify our life. We free ourselves from the obsession with diets and calculations to enter into a relationship of gratitude and pleasure with food. It is a return to the sources, a reconnection with the primordial element which shaped humanity. And it is in this burning, sincere and generous simplicity that lies the key to inexhaustible vitality and a rediscovered joy of living.

Chef's recipes Mateo Rueda

Pork marinated with ginger and lime
Pork marinated with ginger and lime

Pork fillet marinated with ginger, lime and sugar-free tamari sauce, grilled over high heat. Reduced sauce to accompany.

Grilled Steak with Chimichurri
Grilled Steak with Chimichurri

Grilled ribeye or sirloin steak served with a herbaceous and tangy chimichurri sauce; rich in protein and healthy fats, very low in carbs.

Crispy parmesan chips & yogurt-dill dip
Crispy parmesan chips & yogurt-dill dip

Ultra-crispy parmesan chips, served with a light yogurt and dill dip — perfect for a keto appetizer or side dish.

Mateo Rueda Colombia

Chef Mateo Rueda

Colombia

Andean-Influenced

Roots and grill work combined with bright herb sauces and low-carb sides.