Mom baked these whenever we had unexpected guests. Just 3 ingredients for a bubbly, herbaceous comfort dish that disappears in seconds.

This is the kind of dish my mom would slide into the oven the minute someone pulled into the driveway unannounced. It’s just three ingredients, all pantry or fridge staples, and in 15 minutes you’ve got a bubbling, herbaceous pan of cheesy comfort that everyone scoops into without waiting for plates. These low carb pesto cheese bakes are perfect when you need something cozy, fast, and crowd-pleasing, whether it’s unexpected guests, a last-minute game night, or a simple snacky dinner with the kids.

Serve these pesto cheese bakes straight from the oven with a spoon tucked into the casserole dish so everyone can help themselves. For a low carb spread, pair with fresh veggie sticks (bell peppers, cucumbers, cherry tomatoes), a simple green salad with vinaigrette, or grilled chicken or sausages on the side. If you’re not watching carbs, a basket of warm crusty bread or toasted baguette slices for dipping disappears fast. They’re also great spooned over grilled zucchini planks or roasted cauliflower for a heartier, still low carb option.

Servings: 4

2 cups shredded low-moisture mozzarella cheese, divided

Preheat your oven to 400°F (200°C). Lightly grease a small ceramic casserole dish (about 8x8 inches or similar) so the cheese doesn’t stick too much.

In a medium bowl, stir together the ricotta cheese and half of the shredded mozzarella (1 cup) until well combined. The mixture should be thick and spreadable.

Spread the ricotta-mozzarella mixture evenly in the bottom of the prepared casserole dish, smoothing the top with a spatula or the back of a spoon.

Dollop the basil pesto over the cheese base in small spoonfuls, spacing them out across the surface. Use the tip of a knife or a toothpick to gently swirl the pesto into the cheese, leaving some streaks and pockets of bright green for a pretty marbled look.

Sprinkle the remaining 1 cup of shredded mozzarella evenly over the top, making sure to cover most of the pesto swirls while still letting a little green peek through.

Place the casserole dish on the middle rack of the preheated oven and bake for 12–15 minutes, or until the cheese is melted, bubbling around the edges, and starting to turn golden brown in spots. A little pesto oil pooling on top is normal and adds flavor.

If you’d like a deeper golden top, switch the oven to broil for 1–2 extra minutes, watching closely so it doesn’t burn.

Remove from the oven and let the pesto cheese bake rest for 5 minutes before serving. This helps it set slightly so it’s extra gooey but not runny. Serve warm, scooping out big spoonfuls straight from the dish.

To make this feel like a full meal, you can tuck in some pre-cooked, bite-sized chicken or sausage under the top layer of mozzarella while still keeping it low carb. For picky eaters who are unsure about pesto, use a little less pesto on their half of the dish and swirl it more gently so the flavor is milder, or mix a spoonful of pesto right into their portion of ricotta to soften the color and taste. You can also swap part of the mozzarella with shredded provolone or Monterey Jack for a different melt and flavor, or use a nut-free pesto if anyone has tree nut allergies. If you need it to be vegetarian, double-check that your pesto is made with vegetarian-friendly cheese. For a bit of texture, sprinkle the top with grated Parmesan before baking. Food safety tips: Keep the cheeses refrigerated until you’re ready to assemble, and don’t leave the finished dish at room temperature for more than 2 hours. If you add any meats, make sure they are fully cooked before layering them in, since this bake is mainly for melting and browning, not cooking raw proteins. Leftovers should be cooled, covered, and refrigerated within 2 hours and eaten within 3–4 days; reheat in a 350°F (175°C) oven until hot and bubbling.