A comforting weeknight meal in a pinch.
It requires just one pot and comes together quicker than its oven-based counterpart.
It might win the contest, to be honest.

Credit:Antonis Achilleos; Prop Stylist: Christine Kelly; Food Stylist: Ali Ramee
Complete your meal with atossed green saladand warmgarlic bread.
(Times, instructions, and parameters may vary according to cooker brand or model.)
Select HIGH temperature setting and allow to preheat 2 to 3 minutes.
Add oil and beef to cooker.
Cook, stirring to crumble, until browned, about 6 minutes.
Add marinara sauce and 1 cup water, stirring until well combined.
Scatter pasta over sauce mixture, pressing to submerge (do NOT stir).
Cover cooker with lid, and lock in place.
Turn steam release handle to SEALING position.
Select MANUAL/PRESSURE COOK setting.
Select HIGH pressure for 8 minutes.
(It will take 10 to 12 minutes for cooker to come up to pressure before cooking begins.)
(This will take 2 to 3 minutes.)
Remove lid from cooker.
Gently stir in ricotta.
Sprinkle Italian blend cheese on top, and close lid again.
Let sit until cheese is melted, about 3 minutes.
Garnish with fresh basil, and serve immediately.