Preheat the oven to 400 degrees
Toss the squash in a large bowl with a tbls of olive oil and healthy sprinkle of the salt and a little pepper
Spread the squash on a lined baking pan and roast on the top rack of the oven for about 20 minutes until the edges start to brown and the squash is soft all the way through
Put the squash in a food processor with the thyme, onion powder, and 1 tbsp butter cut into small chunks so it melts
Process until smooth.
Dry the scallops with paper towels. If they aren't dry, they won't sear well
Put 2 tbsp olive oil and 2 tbsp butter heat over medium heat until the butter stops sputtering
Add the scallops to the pan with plenty of room between. DO NOT TOUCH FOR A MINUTE AND A HALF
Flip them in the order you put them in the pan. DO NOT TOUCH FOR A MINUTE AND A HALF
Remove the scallops.
Put a large dollop of puree on a plate and use tongs to place 3 scallops on top
Serve immediately