The healthy cooking content that gets the most attention is also the most intimidating: elaborate meal preps, precise macro tracking, exotic ingredients. That's not what most people need. Eating well at home is simpler than the content makes it look.
Healthy food doesn't require complex recipes. An egg, a handful of spinach, and some cherry tomatoes is a nutritionally solid meal. It takes 10 minutes and costs under $2. The complexity comes from content creators who need to justify a post - not from any nutritional requirement.
Most people don't eat enough protein, and most people don't feel full enough on their meals. These two problems are often the same problem. Aim for 25-35g of protein per meal. That's roughly: 2 eggs plus some Greek yogurt, or one chicken thigh, or a can of tuna, or a large serving of legumes.
When you build meals protein-first, the calorie and satiety numbers tend to work out without tracking. Egg and cottage cheese omelet (~280 kcal, 25g protein) is the kind of meal that keeps you full for 4-5 hours on relatively low calories.
You don't need elaborate vegetable dishes. Frozen vegetables microwaved for 4 minutes are nutritionally equivalent to fresh. A handful of spinach wilted into scrambled eggs adds micronutrients without adding cook time. Spinach and cream cheese scramble packs greens into a meal most people already know how to make.
Lemon-infused cabbage salad costs almost nothing, takes 10 minutes, and pairs with almost any protein. Cabbage is one of the most underrated vegetables - cheap, filling, and holds for days in the fridge.
80% of your nutrition comes from a small set of foods you eat repeatedly. Identify your 10-15 staples (chicken, eggs, rice, lentils, the vegetables you actually eat, the fruit you like) and get good at cooking those. The remaining 20% can vary. You don't need to eat a wide variety to eat well - you need to eat your staples consistently.
Small substitutions compound over time without requiring new cooking habits:
Lemon-butter baked salmon with roasted asparagus is ~380 kcal, 35g protein, and takes 20 minutes. It's also genuinely good to eat. Balsamic chicken and mushrooms is 280 kcal, 38g protein, and tastes like something from a restaurant. The goal isn't to eat food that's good for you despite how it tastes - it's to eat food that's good for you and tastes good.
For the broader picture on making cooking easier and less stressful, see why you hate cooking and how to fix it.