Preheat oven to 475° + preheat sheet pan; peel (or don't peel!) potatoes, cut into ½-inch sticks, mix with 2 tbsp oil + salt/pep; spread onto hot pan + bake 15 min; flip, reduce heat to 425° + bake 10-15 min until golden

Meanwhile, pat fish dry, season with salt/pep + fav spices; heat 1 tbsp oil in skillet over med-high + sear fish 3 min; flip + sear another 1-2 min (for well done cook 3 min more)

Cut 2 strips of zest off lemon; heat 1 tbsp oil in skillet over med-high, add asparagus, zest + salt/pep; sauté 4-6 min until tender + bright green; squeeze lemon on asparagus

Slice butter in half + top salmon; divide all to plates