INGREDIENTS
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1/4 cup olive oil, plus more for foil
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1/2 cup all-purpose flour
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2 garlic cloves, minced
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6 cups whole milk
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2 packages (10 ounces each) frozen chopped spinach, thawed and squeezed dry
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1 package (10 ounces) frozen peas
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1/2 pound carrots (4 to 5), halved lengthwise and thinly sliced
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Coarse salt and ground pepper
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1 container (15 ounces) part-skim ricotta (about 2 cups)
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1 large egg
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1 package (9 ounces) no-boil lasagna noodles (12 to 16 noodles)
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1 pound part-skim mozzarella, shredded
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1 cup grated Parmesan